Vitamin K3 | Leather auxiliaries | Chromium salts | Cement additives |
As a main form of Vitamin K, it can effectively change into K2 in the animal body, and plays a role | We now produce three series of leather chemicals: tanning agent series, fatliquor series and auxi | Chromium salts mainly includes sodium dichromate, potassium dichromate, chromic anhydride and Chrom | HP-300 Concrete pumping agent is a Naphthalene-grouping & high efficient water reducing agent, |
Yunnan Luliang Chemical Industry Co.,Ltd
Molecular formula:CrO3
Molecular weight:99.99
1. Properties:Violet red rhombic crystal, Industrial product is a Violet red flaky matter. Decompound at 200 -250°C
2. Index of uniformity
Index Item | Index (HG/T2324-2005) | ||
Top grade | First grade | Qualified product | |
Chromic anhydride (CrO3),% ≥ | 99.8 | 99.6 | 99.2 |
Water insolubles , %≤ | 0.01 | 0.03 | 0.05 |
Sulfate (SO42-),% ≤ | 0.05 | 0.10 | 0.20 |
Na,% ≤ | 0.04 | - | - |
Turbidity ≤ | 5 | 15 | - |
3. Uses: Mainly used for chromium plating, metal passivation, Chromium catalyst, chromium oxide green, chrome yellow pigment, and used as mordant of oxidant, also can be used as a wood preservative.
4. Packing:50KG or 25KG