1、Chemical Name: Ammonium Pentaborate
2、Molecular Formula : NH4B5O8·4H2O
3、Molecular Weight: 272.15
4、CAS: 12046-04-7
5、Character: Colorless orthorhombic crystalline biconical crystals.The relative is1.567.Soluble in water,insoluble in alcohol.
6、Usage: Mainly used in the manufacture of telecommunication equipment and advanced glass.Used as metal protective agent,fire retardant,detergent and analytical reagent.It is also used in the synthesis of boride intermediates.
7、Packing: It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg .
8、Storage and Transport: It should be stored in a dry and ventilation warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| 质量指标 | Specification | Q/652122SSHXDZ004-2019 |
| 含量（以干基计），w/% ≥ | Content(On Dry Basis),w/% ≥ | 99.0 |
| 氯化物(以Cl-计)，w/% ≤ | Chloride(Cl-),w/% ≤ | 0.0001 |
| 硫酸盐（以SO42-计），w/% ≤ | Sulfate(SO42-),w/% ≤ | 0.0005 |
| 钙（Ca2+），w/% ≤ | Calcium (Ca2+),w/% ≤ | ———— |
| 镁（Mg），w/% ≤ | Magnesium (Mg), w/% ≤ | ———— |
| 铁（Fe），w/% ≤ | Iron(Fe),w/% ≤ | 0.0002 |
| 重金属（以Pb计），w/% ≤ | Heavy metal (Pb),w/% ≤ | ———— |
| 砷（As），w/% ≤ | Arsenic（As）,w/% ≤ | ———— |
