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Mudanjiang Fengda chemical import and Export Co., Ltd
Oxalic Acid,Formic Acid,Sodium Formate,Calcium formate,Sodium,
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Property: Flakes, brown-red color soluble in water, slightly soluble in alcohol, insoluble in ether; easily oxidized when exposed to air. Specification:
Fe | 10ppm/30ppm | 50ppm | 150ppm | 300ppm | 1500ppm |
Na2S | 60% Min | 60% Min | 60% Min | 60% Min | 60% Min |
Na2CO3 | 3% Max | 3% Max | 5% Max | 5% Max | 5% Max |
Water Insoluble Matter | 0.2% Max | 0.2% Max | 0.2% Max | 0.2%Max | 0.4%Max |
Usage: Depilatory for hides and skins, manufacture of rubber ,sulphur dyes, rayon (denitrating), paperpulp, ore floatation, metal refining, engraving, cotton ,printing, as chemical intermediates and laboratory reagent. Packing: Net each in 25kg plastic woven bag, lined with PE bag.