Description :
Tenders for Supply Of Geographical Reference Material - Gsj-ja-1 Andesite 20g, Gsj-jb-3 Basalt 20g, Gsj Jg-1 Granodiorite 20g, Gsj-jr-1 Rhyolite 20g, Gsj-jg-3 Granodiorite 100g, Gsj-jgb-1 Gabbro 20g, Iageo Iag-okum Ultramafic Rock 100g, Iageo Iag-muh-1 Olivine 100g, Cgl 019 Andesite (mta-1) 100g, Cgl 018 Rhyolite (mrh-1) 100g
