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MERCK 105099.1000 di-Potassium Hydrogen Phosphate Trihydrate for Analysis EMSURE® (SD.M.105099.1000)

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MERCK 105099.1000 di-Potassium Hydrogen Phosphate Trihydrate for Analysis EMSURE®
 

Description
Catalogue Number 105099
Replaces PX1571; PX1571-1; PX1571-20
Synonyms Potassium phosphate dibasic
Description di-Potassium hydrogen phosphate trihydrate
Product Information
CAS number 16788-57-1
EC number 231-834-5
Hill Formula HK₂O₄P * 3 H₂O
Chemical formula K₂HO₄P * 3 H₂O
Molar Mass 228.23 g/mol
HS Code 2835 24 00
Quality Level MQ300
Physicochemical Information
Melting Point 340 °C (anhydrous substance),decomposes
pH value 9.2 - 9.4 (50 g/l, H₂O, 25 °C)
Bulk density 800 kg/m3
Safety Information according to GHS
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Storage and Shipping Information
Storage Store at +15°C to +25°C.
Specifications
Assay (acidimetric) ≥ 99.0 %
pH-value (5 %; water) 9.1 - 9.3
Chloride (Cl) ≤ 0.001 %
Sulfate (SO₄) ≤ 0.005 %
Total nitrogen (N) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.00005 %
Fe (Iron) ≤ 0.0005 %
Na (Sodium) ≤ 0.1 %
Global Trade Item Number
Catalogue Number GTIN
1050990250 04022536060842
1050991000 04022536060859
1050995000 04022536683829
1050999025 04022536060873
1050999050 04022536060880
Etiketler
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