Specification:
ITEM | standard | ||
Super purity grade | High purity grade | Qualified Grade | |
Purity(%) | ≥98 | ≥97 | ≥96 |
Na2CO3(%) | ≤0.3 | ≤0.8 | ≤1.0 |
NaOH(%) | ≤0.2 | ≤0.4 | ≤0.6 |
Moisture (%) | ≤0.5 | ≤0.5 | ≤0.5 |
NaCl( ppm) | ≤150 | ≤200 | ≤250 |
Na2S( ppm) | ≤20 | ≤20 | ≤20 |
(Fe3+) PPm | ≤20 | ≤20 | ≤20 |
pH Value | 9-10 | 9-10 | 9-10 |
Uses:
Sodium formate is the raw material in the manufacture of formic acid, oxalic acid and sodium hydrosulfite. Used in the leather industry, it serves as a camouflage acid in chrome tanning. Sodium formate is also used as a catalyst and stabilizer, and as a reducing agent in the printing and dyeing of textiles.
Packing:
25kg or 50kg Woven bags, or as required by the customer.