PELCHEMTAN  9811A (General Chrome)

Technical Specification

Type: Basic chromium sulphate

Appearance: Blackish green powder

Cr2O3 content: 24±1%

C  content: ≤2.0 mg/kg

PH10%: 2.04.0

Basification: 34±1

Water Insoluble: ≤0.5%

Properties

PC-9811A is a chrome with masking agent It has good buffering property and good alkaliproof ability. The leathers tanned with PC-9811A are smooth and soft. It ensures that the tanning conditions in a higher PH value will not affect the quality of the finished leather.

Application

PC-9811A is suitable for all kinds of tanning and re-tanning for leather.

Application Reference

The usage of Chrome tanning is 6%-8% of the amount of tare bare, retanning is 3%-5% of wet blue leather

Packing and Storage

Package size: 25kg in kraft paper bag with plastic lining. Keep in a cool and dry place without sunlight and rain. Transport as non-dangerous material.

Shelf Life

24 months

basic chrome sulphate