Sodium dihydrogen phosphate monohydrate, molecular biology grade
- NaH2PO4·H2O
- M = 137,99 g/mol
- CAS [10049-21-5]
- EINECS-No.: 231-449-2
- Solub. in water: (20 ºC): 850 g/l
- Melting point: ~ 100 ºC (decomposes)
- LD 50 (oral, rat): 8290 mg/kg (anhydrous substance)
- Tariff number: 2835 22 00 00
- Applications: analytical chemistry, laboratory reagent, synthesis of organic products, for pharmaceutical use, for softening water, in food industry (E 339).
SPECIFICATIONS
assay (acidimetric): min. 99,5 %
identity (IR-spectrum): passes test
absorbance of an aqueous solution 0,1 M in a 1 cm cell at 260 nm: max. 0,01 AU
absorbance of an aqueous solution 0,1 M in a 1 cm cell at 280 nm: max. 0,01 AU
chlorides (Cl): max. 0,005 %
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 5 ppm
DNases, RNases, Proteases : non detected
- Synonyms: Sodium biphosphate, Monosodium orthophosphate, Primary sodium phosphate, Sodium phosphate monobasic
- NaH2PO4·H2O
- M = 137,99 g/mol
- CAS [10049-21-5]
- EINECS-No.: 231-449-2
- Solub. in water: (20 ºC): 850 g/l
- Melting point: ~ 100 ºC (decomposes)
- LD 50 (oral, rat): 8290 mg/kg (anhydrous substance)
- Tariff number: 2835 22 00 00
- Applications: analytical chemistry, laboratory reagent, synthesis of organic products, for pharmaceutical use, for softening water, in food industry (E 339).
SPECIFICATIONS
assay (acidimetric): min. 99,5 %
identity (IR-spectrum): passes test
absorbance of an aqueous solution 0,1 M in a 1 cm cell at 260 nm: max. 0,01 AU
absorbance of an aqueous solution 0,1 M in a 1 cm cell at 280 nm: max. 0,01 AU
chlorides (Cl): max. 0,005 %
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 5 ppm
DNases, RNases, Proteases : non detected
x 250 g
x 5 kg
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