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Sodium hypophosphite

Cas:
7681-53-0
Molecular Structure:
MDL:
--MFCD00003526
Molecular Formula:
NaH2PO2
Molecular Weight:
87.98
Alias:
次亚磷酸钠,次磷酸二氢钠 Phosphinic acid, sodium salt hypophosphorous acid monosodium salt monosodium hypophosphite
Product order:
Name Specifications Packing Price Delivery
Sodium hypophosphite CP 500g  RMB 49.5 Consulting service
Sodium hypophosphite AR 500g  RMB 52.8 Consulting service
Character:
白色粉末或无色结晶,具有潮解性,无臭。味咸。在干燥空气中风化,在湿空气中微有吸湿。强热时析出磷化氢而自燃。溶于1份冷水、0.15份沸水,易溶于沸乙醇和甘油,溶于冷乙醇,微溶于无水乙醇,不溶于乙醚。水溶液呈中性。有强还原性。与氯酸盐或氧化剂研磨能引起爆炸。
Quality Standard:
 
   Q/(HG)SJ 711-1996
项目Item                               分析纯          化学纯
                                       (AR)            (CP)
含量(NaH2PO2·H2O)Assay,%              ≥99.0            98.0
水不溶物Insiluble matter in water,%    ≤0.01            0.02
氯化物(Cl)Chloride,%                   ≤0.01            0.01
硫酸盐(SO4)Sulfate ,%                  ≤0.01            0.01
钙(Ca)Calcium,%                        ≤0.05            0.05
铁(Fe)Iron,%                           ≤0.001           0.002
砷(As)Arsenic,%                        ≤0.0005          0.0005
重金属(以Pb计)Heavy metals,%           ≤0.0005          0.0015
Storage:
密封保存。
用途  砷及碘酸盐试剂。还原剂。临床检验。用于化学镀镍,并用于医药工业。
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