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【 Molecular formula 】 Cr(OH)SO4.nH2O
【 Molecular weight】 165.06
【 CAS NO.】12336-95-7
【 Trait 】 The industry is a mixture of alkali chromium sulfate with sodium sulfate as amorphous ink green powder or flake, and the particles are glassy in the microscopic state and insoluble in alcohol. It is highly hygroscopic and toxic.
【 Use 】Mainly for tannery with mordants.
【 Package】 25 kg paper plastic composite bag or as requested by the customer.
【 Notes 】Do not mix with food or strong reducing agents; Care should be taken to protect from moisture, heat, impact prevention, and away from flammable materials when storing.
【 Executive criteria】HG/T 2678-2015
Inspection items | Standard indicators (%) | Assay result (%) |
Class I (%) | Class Ⅱ (%) | |
Cr2O3 | 24-26% | 21-23% |
Alkalinity | 32-34% | 38-42% |
Iron (Fe) | ≤0.10% | ≤0.10% |
Water insoluble | ≤0.10% | ≤0.10% |
Manufacturing
