Product Description

CAS NO. ****- ***5 EINECS: ******4 *2 Molecular Formula: C6H4N2O5 Molecular weight: **4.****6 Purity: BR**0% **1 BR**0% **8(**2) Grade standard: Tech grade Appearance: Flashing black solid with phosphorus flake. Application: Mainly used for dyeing cotton textile. Index (BR**0%) ***-Value Quality standard***-HG/T********1 Shade***-Approximate to the Standard Strength (with the standard )******0% Moisture***- 6%max In solubles in Na2S****0.7%max Free sulphur****0.5%max Cotton strong degrees in the dyeing***-up to standard Fineness:(Residue on *0 mesh size)****5%max