Original
By certification 
Product Name: Boric acid; Orthoboric acid
Category: Inorganic chemical/inorganic acid
CAS NO: 10043-35-3;11113-50-1
Molecular Formula: H3BO3
Molecular weight: 61.833
EC NO: 233-139-2;234-343-4
H.S code: 28100020
Specification:
| Purity B(HO)3 | ≥99.6% |
| Clearity | test Qualified |
| Alcohol solution | test Qualified |
| B2O3 | ≥56.0% |
| Boron | ≥17.5% |
| Water insoluble | ≤0.005% |
| Heavy Metal(Pb) | ≤0.0005% |
| Magnesium（Mg） | ≤0.0005% |
| Calcium（Ca） | ≤0.002% |
| Iron （Fe） | ≤0.001% |
| Arsenic（As） | ≤0.00001% |
| Methanol unvolatile | ≤0.05 |
| Chlorid （Cl） | ≤0.0003% |
| Sulfate （S04） | ≤0.0005% |
| Phosphate（P04） | ≤0.0005% |
Packing: Packed in 25/50 kg bags or upon clients' demand.
Appearance: white crystal powder
Use: Used in glass, enamel, ceramic, medicine, metallurgy, leather, dye, pesticide, fertilizer, textile and other
industries; Used for chromatographic analysis reagent, is one of the basic material in the manufacture of the
other boride.
