CAS No.: 10043-35-3
HS Code: 2810002000
Molecular formula: H3BO3
Molecular weight: 61.83
Properties:
Odorless white powdery or scalelike crystal with smooth felt. Soluble in water, ethanol, glycerol, ether and essential oil. Aqueous solution is weak acidic. It will gradually lose water if heated, and will produce boron anhydrous at 300° C.
Use:
Mainly used in glass, enamel, metallurgy, leather and coating industries. In agriculture, it can be used as micro boron fertilizer, pesticide and catalyst. It is widely used to produce boride and in defense industry.
GB538-90
|
Item |
Index |
|
Best Quality |
Grade A |
Qualified Product |
|
Boric acid % ≥ |
99.6-100.8 |
99.4-100.8 |
99.0 |
|
B2O3 % |
56.25-56.8 |
|
Non-soluble matter in water % ≤ |
0.010 |
0.040 |
0.060 |
|
Sulphate (base on SO4 2- ) % ≤ |
0.10 |
0.20 |
0.30 |
|
Chloride (base on Cl - ) % ≤ |
0.050 |
0.10 |
0.15 |
|
Ferrum (Fe) % ≤ |
0.0020 |
0.0030 |
0.0050 |
Cangzhou longsheng Chemical Co., Ltd had 10 years' manufacturing experiences in Rubber powder, Plastic Powder or Granule. From Last year, we begin to do business with customers from other country like Iran, Pakistan, USA and so on, little by little we are keeping in touch with world.
