1.04933

Potassium chloride

for analysis (<= 0.005% Br) EMSURE^® ACS,ISO,Reag. Ph Eur

• Wzór liniowy: KCl
• Numer CAS: 7447-40-7
• Masa cząsteczkowa: 74.55
• Numer MDL: MFCD00011360
• Kod UNSPSC: 12352302
• Numer indeksu EC: 231-211-8
• NACRES: NA.21

Właściwości

• klasa czystości: ACS reagent
• Poziom jakości: 300
• agency: reag. ISO; reag. Ph. Eur.
• linia produktu: EMSURE^®
• Próba: 99-100.5% dry basis (silver nitrate titration); 99.5-100.5% (silver nitrate titration)
• Postać: solid
• siła działania: 2600 mg/kg LD₅₀, oral (Rat)
• zanieczyszczenia: ≤0.005% Insoluble matter
• strata: ≤1% loss on drying, 105°C
• pH: 5.5-8.0 (25 °C, 50 g/L in H₂O)
• tw: 1413 °C/1013 hPa
• mp: 770 °C (lit.)
• gęstość: 1.98 g/mL at 25 °C (lit.)
• gęstość nasypowa: 1000 kg/m³
• ślady anionów: bromide (Br^-): ≤0.005%; chlorate, nitrate (as NO₃^-): ≤0.003%; iodide (I^-): ≤0.002%passes test; phosphate (PO₄^3-): ≤0.0005%; sulfate (SO₄^2-): ≤0.001%
• ślady kationów: Ba:, passes test; Ca: ≤0.001%; Fe: ≤0.0002%; Mg: ≤0.0005%; Mg: ≤0.02% (alkaline earth metals (as Ca)); N: ≤0.001%; Na: ≤0.005%; heavy metals (as Pb): ≤0.0005%
• temp. przechowywania: 2-30°C
• ciąg SMILES: [Cl-].[K+]
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• Klucz InChI: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Opis

Zastosowanie

May be used for the preparation of phosphate buffered saline, and for the extraction and solubilization of proteins.

Komentarz do analizy

Assay (argentometric): 99.5 - 100.5 %
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.5 - 8.0
Acidity or alkalinity: passes test
Bromide (Br): ≤ 0.005 %
Chlorate and Nitrate (as NO₃): ≤ 0.003 %
Iodide (I):
≤ 0.002 %
: passes test
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): passes test
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %
Loss on Drying (105°C): ≤ 1.0 %
Corresponds to ACS,ISO,Reag. Ph Eur

Informacje prawne

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 13 - Non Combustible Solids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable