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.
9 、Specification
| Specification | QB/ SYX -003-2020 |
| Content (On dry basis),w/% ≥ | 99.0 |
| Chloride (Cl-),w/% ≤ | 0.0001 |
| Sulfate (SO42-),w/% ≤ | 0.0005 |
| Iron (Fe3+),w/% ≤ | 0.0002 |
