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The alcohol-soluble nigrosine "h", GOST 9307-78

Offer type: salePublished: 01.04.2015
Seller:S P D
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Address:Ukraine, Kyiv
The proposed alcohol-soluble Nigrosine "h", GOST 9307-78. The alcohol-soluble nigrosine - blue-black powder, insoluble in water; used for dyeing plastics, wood, manufacturing spirit varnishes, in microscopy. Is used to obtain the fat-soluble and water-soluble nigrosine.