Description
Ammonium chloride 500 gram Merck Germany for analysis in bd.
Ammonium chloride 500 gram use in hospital, pharmaceutical, Industry and school-college LAB etc.
Synonym(s):
Ammonium chloride, Sal ammoniac
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ব্যবহার:এটি রুটি তৈরিতে খামিরের পুষ্টি হিসাবে, সার তৈরিতে, এবং শুষ্ক কোষে ইলেক্ট্রোলাইট হিসেবে ব্যবহৃত হয়।
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বৈশিষ্ট্য:পানিতে দ্রবীভূত হলে এটি তাপ শোষণ করে, ফলে দ্রবণের তাপমাত্রা কমে যায়।
Analysis Note
Assay (argentometric; calculated on dried substance): 99.0 – 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
Acidity or alkalinity: passes test
pH-value (5 %; water, 25 °C): 4.5 – 5.5
Bromide, Iodide (Br,I): passes test
Nitrate (NO₃): ≤ 0.0005 %
Phosphate (PO₄): ≤ 0.0002 %
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.0005 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Ni (Nickel): ≤ 0.0001 %
Pb (Lead): ≤ 0.0001 %
Zn (Zinc): ≤ 0.0002 %
Loss on Drying (105°C): ≤ 1.0 %
Residue on ignition (as sulfate): ≤ 0.01 %
Corresponds to ACS,ISO,Reag. Ph Eur
Legal Information
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