Boric Acid
1. Basic indicators                                                                            
Molecular formula:  | H3BO3  | 
Cas No.:  | 11113-50-1  | 
Appearance:  | Colourless or white odourless crystalline solid  | 
H.S Code:  |  2810002000  | 
2. Technical specifications                                                                     
Item  | Index  | 
Boric acid  | 99.6% min  | 
B2O3  | 56.5% min  | 
Water insoluble matter  | 0.01% max  | 
Sulfate(as SO4)  | 0.10 % max  | 
Chloride(as Cl)  | 0.05 % max  | 
Fe  | 0.002% max  | 
3. Application                                                                                                      
It is chemical used for making ceramics, glazes, cements, wicks, food preservatives, special glasses; Also for leather dressing compounds for preparation of hides prior to tanning; Artificial precious stones; As flux in metallurgical industry, fire-proofing compositions and linings for safes; Also for pigments; Enamel paints, paper glazes, cosmetics, soaps, textiles, medicines, etc.
4. Packing and storage                                                                                        
Packing: Double coated plastic woven bag, 25kg net; 500kg / 1000kg jumbo bags.
Storage: Dry, ventilated, moisture proof.
工业级硼酸
物化性能:硼酸为白色粉末状结晶体,溶于水,水溶液呈酸性,熔点184-186。
质量标准:国标
硼酸产品介绍:
硼酸,为白色粉末状结晶或三斜轴面鳞片状光泽结晶,有滑腻手感,无臭味。溶于水、酒精、甘油、醚类及香精油中,水溶液呈弱酸性。大量用于玻璃(光学玻璃、耐酸玻璃、耐热玻璃、绝缘材料用玻璃纤维)工业,可以改善玻璃制品的耐热、透明性能,提高机械强度,缩短溶融时间。
用途:
硼酸在搪瓷、陶瓷业中,用以增强搪瓷产品的光泽和坚牢度,也是釉药和颜料的成份之一。在医药工业、冶金工业中作添加剂、助溶剂,特别是硼钢具有高硬度和良好的轧延性,以代替镍钢。硼酸有防腐性,可做防腐剂,如木材防腐。在金属焊接、皮革、照相等行业以及染料、耐热防火织物、人造宝石、电容器、化妆品的制造方面都用到它,还可作杀虫剂和催化剂用。在农业上作含硼微量元素肥料,对许多作物有肥效,可提高油菜籽的含油率。由硼酸可制造多种硼化物,广泛用于国防和其他工业部门和科研单位。