Sigma Aldrich Potassium phosphate monobasic meets analytical specification of Ph. Eur., NF, E340, anhydrous, 98-100.5% (calc. to the dried substance) Cas 7778-77-0 1 Kg

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Stok Kodu
04243-1KG-R
Havale
2.259,16 TL (%5,00 havale indirimi)
* 253,78 TL den başlayan taksitlerle!!
2.378,06 TL KDV DAHİL
TEKLİF İSTE
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Sigma Aldrich 04243 Potassium phosphate monobasic meets analytical specification of Ph. Eur., NF, E340, anhydrous, 98-100.5% (calc. to the dried substance) Cas  7778-77-0  1 Kg
Teknik Özellikler
Catalog No
04243
Cas Number 7778-77-0
Linear Formula
: KH2PO4
Molecular Weight
136.09
EC Number 231-913-4
MDL Number MFCD00011401
Assay
%98 - 100.5 % (calc. to the dried substance)
Quality
meets analytical specification of Ph. Eur., NF, E340
İmpurities
 org. volatile impurities, complies (GC)
 residual solvents, complies
 ≤0.001% heavy metals (as Pb)
 ≤0.04% KMnO4 red. matter (as O)
 ≤0.2% in water insoluble matters
Loos
≤ 1 % loss on drying, 130 °C
ph
4.2 - 4.5 (20 °C, 5 %)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
252.6 °C (lit.)
Solubility
H2O: soluble4.5 parts
alcohol: insoluble
Density
2.338 g/mL at 25 °C (lit.)
Anion traces
(
Cation traces
 As: ≤2 mg/kg
 Cd: ≤1 mg/kg
 Cu: ≤20 mg/kg
 Fe: ≤10 mg/kg
 Hg: ≤1 mg/kg
 Na: ≤1000 mg/kg
 Pb: ≤4 mg/kg
 Zn: ≤20 mg/kg
Suitability
complies for appearance of solution
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Sigma Aldrich Potassium phosphate monobasic meets analytical specification of Ph. Eur., NF, E340, anhydrous, 98-100.5% (calc. to the dried substance) Cas 7778-77-0 1 Kg Sigma Aldrich 04243 Potassium phosphate monobasic meets analytical specification of Ph. Eur., NF, E340, anhydrous, 98-100.5% (calc. to the dried substance) Cas 7778-77-0 1 Kg 04243-1KG-R
Sigma Aldrich Potassium phosphate monobasic meets analytical specification of Ph. Eur., NF, E340, anhydrous, 98-100.5% (calc. to the dried substance) Cas  7778-77-0  1 Kg

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