Latest phenylenediamine Tenders | Government phenylenediamine Tenders

State Government

CTN :40011758

24 Apr, 2025 NA

Ranchi - Jharkhand

Tender For rate contract for machine upkaran, medicine and others - laryngoscope classical tye, laryngoscope video assisted type - specification attached, abg machine advance version - specification attached, invasive bp mointoring, guided airway all no, cover for crush trolly, gully pot, stylate, ss tray with cover - big, ss tray with cover - small, vicryle - 0 - round body, vicryle - 1 -0 round body, vicryle - 2 - 0 round body, vicryle - 3 -0 round body, vicryle - 4 -0 round body, vicryle - 0 - cutting needle, vicryle - 1 -0 cutting needle, vicryle - 2 - 0 cutting needle, vicryle - 3 -0 cutting needle, vicryle - 4 -0 cutting needle, work station - specification attached, hma filter, inj dobutamine, inj. neotech, inj. vasopressin, inj. fentenyl, inj vecuronium, inj vancomycin, spo2 sensor double lock 6 pin, bp hose pipe, viscoappavise, dark goggles, tripan b/u, oint. ocupol, inj. pilocarpine, surgicell, bonewex, mouth gag, multi calcium, micro protein (regent), micro protein (control), aliquot tube, patient shifting roller - specification atteched, rectangle white plastic box with cover (big), rectangle white plastic box with cover (small), legging for drap the patient, wd-40 multi purpose spray (rust remover), plastic box round (big), plastic box round (small), sanitizer 500 ml litre, sanitizer 5 litre, inj vancomycin i gm, infantometer, glucometer (dr morpen), glucometer strip (bg-03 dr morpen) 50 strips, hammer, mersilk 3.0 cutting needle, botroclote nasal drop, monocryl suture 3.0 cutting body, syp. paracetamol 250mg, syp. calcium p, syp. levocetrizin hydrochlorde + montelukast 60ml, syp. colloidal lysine folic acid vitamin b12, drop hydroxyzin hydrochlorid 15ml, drop colloidal lysine folic acid vit. b12, diaper rash cream, nasal saline drop, sanitary pad - small, sanitary pad - medium, sanitary pad - big, human actrapid (soluble insulin inj. ) 40iu/ml, duracell battery aaa long lasting, gel diclofenac, inj buscopan (hyoscine butylbromide), inj urograffin 76, inj clesane (enoxaparin sodium), hydroxyethyl starch in isotonic sodium cholride intravenous infusion 6%, flexo-metallic armour endotracheal tube - all no, bolster pillow with pillowcase, foam prone position head cushion with mirror, foam gel positioners prone headrest, bougie adult size, lox 10% spray (lidocaine spary 10mg/puff) 50ml, lotion permethrin 5%, foot step (2 step), doctor & nurse dress with designation (paijama & kurta), fumigation machine, input power : 220 vac, 35 amp, 50hz, consistant particle size generation : 5-15 microns vmd, reach : 20-30 ft distance & 18-20 ft height, space treatment : up to 7000 cuft & even larger, nozzle assembly : non rotating vortex design ,non (fogging machine), roller bandage 6"x 3mtr, roller bandage 4"x 3mtr, betadin hand scrab - 500 ml, betadin hand scrab - 250 ml, measuring tape (inch tape), tray instrument/dressing with cover, measuring tape (inch tape), central line, height measurement scale ( stadio meter), ups 72 volt (3kva), knee hammer - pedia, knee hammer - adult, bed mattress (4 floded) - 4, inhalation isoflurance 500ml, ophthalmoscope, forehead therommeter, spacer, dack brush, fridge thermometer, notice borad pin, cella tape 1", cella tape 2", cella tape 3", brown cover paper, anatomical mask, nasopharyngeal airway, laryngoscope set - 3 blade, laryngoscope set - 4 blade, thyroxin 25mg, pink dress (shirt+paint) all size, duracell battery aaa long lasting, soft drop liquigel/justtears liquigel/refresh liquigel (carboxy methyl) celluose 1%, eye ont. ocupol, cardiac bed with mattress - specification attached, inj. actrapid, disnet solution 15l, disnet solution 1l, zebra guide wire size - 0.035, silicon catheter no - 12, silicon catheter no - 14, silicon catheter no - 16, silicon catheter no - 21, silicon catheter no - 22, liga clip size - all no, plastice stool, savlon - 1 litre, savlon - 500 ml, savlon - 250 ml, savlon - 100 ml, iv dextrose 500 ml, gram stain kit, inoculating loop, ggt reagent (erba xl - 640),

State Government

CTN :39790096

29 Apr, 2025 NA

Guwahati - Assam

Tender For corrigendum : empanelment of agencies for supply of different chemicals and reagents for various water testing laboratories under jal jeevan mission, assam. - ph test(i)buffer tablet ph 4.0 ar / gr grade, (ii)buffer tablet ph 7.0 ar / gr grade, (iii)buffer tablet ph 9.2 ar / gr grade, (iv)buffer tablet ph 10.01ar / gr grade, (v)ph paper strips packetsar / gr grade, tds test(i)potassium chloride ar / gr grade, (ii)whatman filter paper grade 542ar / gr grade, turbidity test(i)hydrazine sulphate (solid)ar / gr grade, (ii)hexamethylene tetramine (solid)ar / gr grade, chloride test(i)potassium chromate (solid)ar / gr grade, (ii)sodium chloridear / gr grade, (iii)silver nitratear / gr grade, (iv)n/50 silver nitrate solution (0.02 n)ar / gr grade, total alkalinity test(i)n/50 (0.02 n) sulphuric acid ar / gr grade, (ii)phenolphthalein (solid) ar / gr grade, (iii)anhyd. sodium carbonatear / gr grade, (iv)ethanol (100 % pure liquid) ar / gr grade, (v)methyl redar / gr grade, (vi)bromocresol green ar / gr grade, (vii)methyl orange solid ar / gr grade, sulphate test(i)barium chloride crystals (20-30 mesh) ar / gr grade, (ii)anhydrous sodium sulphatear / gr grade, (iii)conc. hclar / gr grade, (iv)95 % ethyl alcoholar / gr grade, (v)sodium chloridear / gr grade, (vi)glycerolar / gr grade, (vii)magnesium chloride hexahydratear / gr grade, (viii)sodium acetate ar / gr grade, (ix)glacial acetic acidar / gr grade, (x)potassium nitrate ar / gr grade, total hardness test(i)n/50 (0.02 n) edta liquid ar / gr grade, (ii)ammonium buffer solution ar / gr grade, (iii)erichrome black t (solid)ar / gr grade, (iv)triethanol amine (liquid)ar / gr grade, (v)sodium hydroxidear / gr grade, (vi)ethanol (100 % pure liquid) ar / gr grade, (vii)edta disodium salt ar / gr grade, (viii)magnesium sulphate heptahydratear / gr grade, (ix)ammonium hydroxidear / gr grade, (x)ammonium chloridear / gr grade, (xi)calcium carbonatear / gr grade, (xii)murexidear / gr grade, iron test(i)ammomium acetatear / gr grade, (ii)hydroxylamine hydrochloridear / gr grade, (iii)1,10 phenathroline monohydratear / gr grade, (iv)ferrous ammonium sulphatear / gr grade, (v)conc sulphuric acid ar / gr grade, (vi)conc. hclar / gr grade, (vii)glacial acetic acidar / gr grade, (viii)potassium permanganatear / gr grade, (ix)sodium acetate ar / gr grade, (x)potassium iodide (solid) ar / gr grade, arsenic test(i)stannous chloride (solid)ar / gr grade, (ii)lead acetate (solid)ar / gr grade, (iii)silver diethyldithiocarbamate (solid powder) ar / gr grade, (iv)glass wool ar / gr grade, (v)conc. hclar / gr grade, (vi)standard arsenic solution (1000 ppm)ar / gr grade, (vii)morpholine solution (liquid)ar / gr grade, (viii)chloroform (liquid)ar / gr grade, (ix)acetone liquid ar / gr grade, (x)sodium borohydridear / gr grade, (xi)calcium chloride anhydrous ar / gr grade, fluoride test(i)tisab-iiiar / gr grade, (ii)sodium chloridear / gr grade, (iii)glacial acetic acidar / gr grade, (iv)sodium hydroxidear / gr grade, (v)ctda (trans 1,2-diaminocyclohexane n,n,n,n tetraacetic acid)ar / gr grade, (vi)reference electrode solutionar / gr grade, (vii)spadnsar / gr grade, (viii)zirconyl chloride octahydrate (zrocl2 8h2o)ar / gr grade, (ix)anhydrous sodium fluoride (naf)ar / gr grade, (x)sodium arsenite (naaso2ar / gr grade, (xi)ureaar / gr grade, nitrate test(i)anhydrous sodium sulphite ar / gr grade, (ii)antimony metalar / gr grade, (iii)chloroformar / gr grade, (iv)potassium nitratear / gr grade, (v)conc. h2so4ar / gr grade, (vi)conc hclar / gr grade, (vii)chromotropic acid (crystal)ar / gr grade, (viii)acetic acid (glacial)ar / gr grade, free residual chlorine (new methode)(i)anhydrous disodium hydrogen phosphate (na2hpo4)ar / gr grade, (ii)potasium dihydrogen phosphate (kh2po4)ar / gr grade, (iii)disodium edta dihydrate (c10h14n2o8na2. 2 h2oar / gr grade, (iv)n,n-di-ethyl 1,4- phenylenediamine sulphate (dpd)ar / gr grade, (v)pottassium iodide, crystalar / gr grade, (vi)sulphuric acid (h2so4)ar / gr grade, (vii

Central Government And Public Sector

CTN :39744065

02 May, 2025 3.91 Crore

Belgaum - Karnataka

Tender For corrigendum : tender for supply of chemical reageants and kits for bims belagavi - stainless-steel-slide-staining-rack-for-sinks-(24inch), sodium-hydroxide, snappak-(sodium potassium lithium ion)91809181,-for-roche-make-electrolyte-analyzer, lh(312201)-for-diasorin-liaison-chemiluminescence-analyzer, deproteinizer----for-roche-make-electrolyte-analyzer, chrome-agar, anti-her-2/erb-b2-receptor-(ready-to-use), anti-human-progesterone-receptor-(pr)-(ready-to-use), anti-human-estrogen-receptor-(er)-(ready-to-use), wooden-slide-box-(100-slide-capacity), tryptone-glucose-extract-agar, thymol-crystal, test-tube-racks-plastic-12-wells-to-hold-18mmx150mm-test-tube, test-tube-(18mm-x-150mm), spirt-lamp, sodium-thiosulphate, sodium-metabisulphite-, sodium-iodate, sodium-electrode-conditioner, scalpel-blade-with-handle, safranin., rf-system-pack---121057, rf-calish-121056, rapid-test-for-occult-blood-, plastic-funnel-large, plastic-coplin-jaras, plain-forceps-small, plain-forceps-long, phosphomoloybdic-acid, measuring-cylinder-plastic/fibre-500ml, light-green-powder, labolene-liquid, iron-alum, hscrp., hexamine, hand-saw, hamacytometer-box, gross-anatomy-probe, ertapenem-10-mcg, cryo-embedding-medium-for-cryostat, crp-xl-system-pack-erba-, crp-xl-system-pack-erba, conical-flasks-boiling-florence-fla-bottom-1000ml-(autoclavable), congo-red, chromic-acid-(chromimum-trioxide-flakes), chlinistrase-reagent-kit, beirbric-scarclet, zinc-dust, yeast-id-for-automated-culture-identification-and-ast-system, xylene/, xld-medium, xl-muticalibrator-erba-xl-system-pack, wilson-blair-agar, wbc-pippettes, wbc-diluting-fluid-, watmans-filter-paper-125mm-roundx100, watch-glass, vdrl-strips, uristicks-ab+swg, urine-keto-sticks, uric-acid-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, uric-acid-erba-xl-system-pack, urea-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, urea-erba-xl-system-pack, urea/, universal-reagent-pack-sensacore-st200-cl-electrolyte-analyzer, ultrasonic-cleaning-indicator, troponin-i-strips, tris-buffer-extra-pure, triglycerides-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, triglycerides-erba-xl-system-pack, tri-sodium-citrate, total-protein-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, total-protein-erba-xl-system-pack, total-cholesterol-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, total-cholesterol-erba-xl-system-pack, total-calcium-erba-xl-system-pack, tissue-paperrolls, tissue-embedding-cassette(plastic), ticarcillin/clavulanic-acid75/10mcg, ticarcillin-75mcg, thioglycolate-fluid-medium, thermal-paper-roll-suitable-for-elisa-machine, thermal-paper-roll-10.5cm, tetracycline-30mcg, test-tubes-75mmx10mm, test-tubes-100mmx12mm, test-tube-washing-brush-small, test-tube-washing-brush-big, test-tube-racks-alluminium-48wells-to-hold-75mmx10mm-test-tube, test-tube-holder-, tcbs-, super-sensitive-polymer--hrp-ihc-detection-kit-(1)-peroxide-block-(6ml-x-1),-(2)mouse-negative-control(3ml-x1),-(3)-rabbit-negative-control(3ml-x1),-(4)-stable-dab-buffer(10ml-x1)-(5)-dab-chromogen(2ml-x1)-(6)super-enhancer-reagent(1x6ml),-(7)poly-hpr-reagent(6ml-x-1),(8)-power-block(6ml-x-1)., sulphur-powder-, sulphanilic-acid, sucrose/, stuart-transport-medium, sterile-swabs-with-screw-capped-tubes, sterile-swabs-for-sample-collection, starch-soluble, staraight-and-cirved-scissors-(short), staraight-and-cirved-scissors-(long), stainless-surgical-trays-(large)-, spirit/, sodium-sulphate(na2so4)anahydrous, sodium-nitroprosside, sodium-dihydrogen-ortho-phosphate, sodium-deoxycholate, sodium-citrate-bulb-3.2%-1.8-ml, sodium-chloride-, sodium-bicarbonate, slides-, simmon-citrate-agar-medium, silver-nitrate, sgpt-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, sgpt/alt-hl-erba-xl-system-pack, sgot-for-erba-mannheim-chembims7-semi-automated-biochemistry-analyzer, sgot/ast-hl-erba-xl-system-pack, semen-diluting-fluid-, selenite-broth, sample-cups-product-code11

CTN :39925929

16 Apr, 2025 6.54 Lacs

Ganganagar - Rajasthan

Tender For supply of lab chemicals at sstps(o and m),suratgarh.-, 1-amino-2-naphthol-4- , , sulphonic acid (1 pkt = 25 gm) , , ammonium chloride (1 pkt =500gm) , , ammonium molybdate tetrahydrate (1 pkt=500 gm) , , ammonium perpurate (1 pkt=5gm) , , acetone (1pkt= 500 ml) , , ammonia solution 25% (1 pkt=2.5 itr) , , acetic acid (1pkt= 2.5 ltr) , , bromo cresol green 0.04% indicator ph 3.6-5.2 yellowish-green (1pkt= 125 ml) , , bleaching powder (1 pkt =500 gm) , , conc. hydrochloric acid (1 pkt=500ml) , , chlorotex reagent (1 pkt =100 ml) , , diethyl ether (01 pkt=500 ml) , , ethanol (1 pkt =500 ml), , , etylene diamine tetra acetic acid disodium salt dihydrate (1pkt= 500gm) , , eriochrome/solochrome black -t (1pkt= 25gm) , , glycerol anhydrous (1 pkt =2.5 ltr) , , 1 n hydrochloric acid ampule (1 pkt= 06 no's) , , hexamine (1 pkt = 500 gm) , , hydroxyl amine hydrochloride (01 pkt=500 gm) , , isopropyl alcohol (1pkt= 2.5ltr) , , n/10 lodine ampule (1 pkt = 06 nos.) , , lead nitrate (1 pkt = 500 gm) , , methanol (1 pkt =2.5 ltr) , , methyl red 0.01% indicator solution ph 4.3-6.3 red-yellow (1pkt= 125 ml) , , mercuric thio cyanate (1 pkt= 100gm) , , nessler reagent (1 pkt = 100 ml) , , nitric acid (1 pkt= 2.5 ltr) , , oxalic acid (1 pkt =500 gm) , , o-toludine (1pkt= 500gm) , , para dimethyl amino benzaldehyde (1 pkt =500 gm) , , potassium hydroxide pellets (1 pkt =500 gm) , , e , , pyrogallol (1 pkt =100 gm) , , 1,10 phenenthroline (1pkt=5gm) , , phenophthalein indicator (1 pkt =125 ml), , , ph indicator paper (ph 1.0-14.0) with colour scale , , sodium meta bisulphite (1 pkt =500 gm), , , sodium sulphite (1 pkt =500 gm), , , sulphuric acid (1 pkt =2.5 ltr) , , sodium acetate (1pkt= 500gm) , , sodium hydroxide pellets (1pkt= 500gm) , , starch soluble (1pkt=500gm) , , n/10 sodium thio sulphate ampule , , silicone high vaccum grease (lab) (1pkt= 50 gm) , , 1 n sodium hydroxide ampule (1 pkt = 06 nos.) , , sodium potassium tartarate (1pkt=500gm) , , silver nitrate (01 pkt=100 gm) , , standard silica (1000 ppm) (1 pkt=500 ml) , , toluene (1pkt= 2.5 ltr) , , universal indicator ph 4-11 indicator with colour chart (1 pkt =500 ml), , , xylene (sulphur free) (1 pkt= 2.5ltr) , , xylenol orange indicator(01 , , pkt=10 gm) ,

Central Government/Public Sector

CTN :39964913

29 Apr, 2025 NA

East Singhbhum - Jharkhand

Tender For supply of ammonia solution 30percent grade analytical reagent pack size 5 ltr , hydrochloric acid 35percent ar grade pack size 5 ltr with coa , nitric acid ar grade 69percent pure pack size 2.5 ltr with coa , ammonium bifluoride ar grade with coa , starch soluble ar grade with coa , ordinary filter paper125mm dia grade101 100 circle per pack , filter paper no 40ashless dia12.5cm 100 circles per box , beaker griffen low form with spout 250ml isi marked , air heater heating element 5kw 230by400 cuni 2inch bsp flange.ihcu 50by32 depth of immerson 320mm , perchloric acid ar grade min.70percent assay packing 2.5 litre in glass bottle with coa , apron cotton white colour medium sixe full hand , apron cotton white colour large full hand , apron cotton white colur xl full hand , apron cotton khakhi colur large size half hand , apron cotton khakhi colur xl size half hand , respirators mask model v 44 is 9473 2002 ffp1s , drill bit size 4mm moc carbide tipped , rubber hand gloves 11 inch acid proof for handling conc. acid , copper standard solution 1000 ppm 500 ml for aas use , carbondaum black silicon carbide bench grinding wheel size bore 32mm od 150mm thickness 20mm , muffle furnace fire safety hand gloves made of 575 gsm aluminized para armid heat resistant fabric.11612 2008. heat resistant up to 1000 deg c. size 14inch

State Government

CTN :39919589

19 Apr, 2025 NA

Patiala - Punjab

Tender For lab kits consumables and other items for rajindra hospital patiala - paper roll, pti kt, g6pd kits, methanol 2.5ltrs bottles, leishman stain powder (bottel), 10% sodium hypchlorite (liters), liquid paraphin (bottels), retic stain (bottels-125 ml), spirit (liters), test tubes, micro capillary tubes (box ), slides (box), westergren pipttes, edta vaccutainers, plain vaccutainer, sodium flouride, pti vaccutainer, esr vaccutainer, urine containers, syringe (20ml), syringe (10ml), syringe (5ml), syringe (2ml), disp.gloves( 7.5), disp.gloves( 7.00), disp.gloves( 6.5), cotton (bundles), bone marrow needle (no.14, bone marrow needle (no.16, bone marrow needle (no.18, jamshidi needle, lignocane 2% 30ml (bottels), micropore (pc), betadine (bottles), urine strips (box), nitrile gloves (box), blotting sheet 2 bundles (1000 sheets ) boxes, cover slip boxes, gentamicin 120mg hlg (vials), ceftazidime + clavulanic acid (30mg+15mg) (vials), ciprofloxacin (30 mg) (vials), ceftriaxone (30 mg)(vials), teicoplanin (30mg) (vials), azithromycin (30mg) (vials), cefoperazone + sulbactam (30 mg+15mg) (vials), nutrient agar (500 gms) boxes, potato dextrose agar (100 gms) boxes, nutrient gelatin (100gms) boxes, of basal media (100 gms) boxes, nitrate broth (100gms) boxes, cled agar with andrade s indicator (500gms) boxes, corn meal agar (500 gms) boxes, hi chrome candida differential agar (100gms) boxes, dextrose (500gms) boxes, sucrose (500gms) boxes, mannitol (500gms) boxes, lactose (500gms) boxes, acetone (litre x 5), lead acetate (500 gm), acid carbolic (500 gm), acid sulphuric (2.5l ), acid acetic, disodium hydrogen phosphate (500 gm), ferric chloride ar (500 gm), glycerine (500 gm), toluidine (gm), i- phenylalanine (500 gm), neutral red (125 gm), acid fuchsin ( 25 gm), basic fuchsin (25gm), potassium tellurite (25gm), sodium taurocholate (500 gm), sodium hydroxide (500 gm), di potassium hydrogen orthophosphate (500 gm), methyl red reagent (100ml), andrade s indicator (100ml), alpha napthylamine (500gm), potassium iodide (100gm), sulphanillic acid 0.8% (100 ml), n, n, n ,n- tetramethyl-p-phenylenediamine dihydrochloride (5g), potassium hydroxide (500gm), widal test kit 4x5ml (to,th,ah,bh) (kits ), crp latex slide agglutination kit (50 tests), ra latex slide agglutination kit (50 tests), aso latex slide agglutination kit (50 tests, ppd 5 tu/ 0.1 ml & 10 tu/0.1 ml (vial), upt strip test, toxoplasma strip test, rpr strip test, hav rapid card, hev rapid card, hep b core antibody igm and igg elisa, rubella igm elisa, cmv igg elisa, hsv-1&2 igm - elisa, petri dish 3 (pc), petri dish 4 (pc), petri dish 4"disposable (pc), durhams tube, over slips (20 boxes (400 packets), blood culture bottles (50ml) 1367019 (bottles), blood culture bottles (160ml) 1367019 (bottles), whatman filter paper rim, filter paper rim (ordinary) (rim), gloves (pair), masks (disposable ), heating elements (autoclave) (elements), insulin syringes, t3 (96 wells), t4 (96 wells), tsh (96 wells), vitamin d 3 (96 wells), lh (96 wells), fsh (96wells), prolactin (96 wells), testosterone (96 wells), psa (96 wells), ca-125 (96 wells), cea (96 wells), ca-15.3 (96wells), alpha fetoprotein (afp) (96wells), ca-19.9 (96 wells), ferritin (96wells), insulin (96 wells, beta hcg (96 wells), amylase, cpk-mb (20x1.1 ml), ldh (20x1.1 ml), cpk total(ck-nac) (15x1.1 ml), phosphorous (2x50 ml), calcium (2x50 ml), micro protein kits for csf (1x50 ml), blood urea kit (2x1 litre), uric acid (4x50 ml), cholestrol 5x20ml, triglycerides 5x20ml, sgot 5x20, sgpt 5x20, alp 5x20 ml, glucose 2x200 ml, total bilirubin 4x50 ml, ammonium sulphate 500gm/(ar) ( packs), disodium phenyl phosphate 100gm per pack (ar) ( packs), trichloracetic acid (tca) ar 500gm ( packs), methanol (ar) 2.5 ltr per pack ( packs), trisodium citrate (ar) 500gm per apck ( packs), methylated sprit (ar) 5lrt per apck ( packs), sodium dihydrogen phosphate (nah2po4) (ar) ( packs), sulphur powder ar 500gm per pack ( packs), liquor ammonia ar 250 m

State Government

CTN :39889807

25 Apr, 2025 NA

Kolkata - West Bengal

Tender For quotation for acetone extrapure 99.5% (acs grade) , o-phenylenediamine- , chloroform extrapure 99.5% (ar grade) , 2-hydroxy-3-methylbenzaldehyde , cyclohexene- (hplc & uv spectroscopy) , p-phenylenediamine , urea , 4-bromothiophenol , ethanol emsure acs, isro reag. ph eur , dimethylformalmide (for hplc & uv-vis spectroscopy) , amaranth , ethylene glycol (ar) , sodium diethyldithiocarbamate (acs reagent) , alizarin red s , rose bengal , congo red

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