| 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, |
Technical index
Type: basic chromium sulfate
Appearance: Blackish green powdery
Chromium trioxide %:20 ± 11
Cr6+:≤2.0 mg/kg
PH Value (10%): 2.5-4.5
Water insolubles (%):≤0.5
Range of application
tanning and retanning of all kinds of leathers
Application reference
6%一8% of weight of leather for tanning, Dosage of retanning is 3% - 5%
Packing, storage and transportation
25KG kraft bag (lined with plastic film bag), This product is a non-dangerous goods. Its shipment should be according to general cargo.
Shelf life
2 years in cool and dry place