Sodium dihydrogen phosphate dihydrate, Pharmpur®, Ph Eur, BP, USP

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CAS: 13472-35-0

Packaging	Reference	Stock	My Price
x 500 g :: Plastic bottle	SO03340500	In stock	Buy

Other Packaging

Packaging	Reference	Stock	List Price
x 5 kg :: Plastic container	SO0334005P	Check stock	Buy
x 25 kg :: Plastic container	SO0334025P	Check stock	Buy
x 1 kg :: Plastic bottle	SO03341000	Check stock	Buy

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Characteristic
Volume : x 500 g

- Synonyms: Sodium biphosphate, Monosodium orthophosphate, Primary sodium phosphate, Sodium phosphate monobasic
- NaH2PO4·2H2O
- M = 156,01 g/mol
- CAS [13472-35-0]
- EINECS-No.: 231-449-2
- Solub. in water: (20 ºC): 850 g/l
- Melting point: 60 ºC
- LD 50 (oral, rat): 8290 mg/kg (anhydrous substance)
- Tariff number: 2835 22 00 00
- Applications: analytical chemistry, laboratory reagent, for pharmaceutical use, in food industry (E 339).

SPECIFICATIONS
assay (acidimetric, referred to dried sample): 98,0 - 100,5 %
Identification A (EP): passes test
Identification sodium: passes test
Identification phosphate: passes test
appearance of solution: clear and colourless
insoluble matter: max. 0,2 %
pH (5 %, H2O): 4,2 - 4,5
chlorides (Cl): max. 0,014 %
sulfates (SO4): max. 300 ppm
aluminium,calcium and related elements: passes test
arsenic (As): max. 2 ppm
iron (Fe): max. 10 ppm
reducing substances: passes test
loss on drying (130 ºC): 21,5 - 24,0 %
water content: 18,0 - 26,5 %