Merck 105104 Potassium phosphate dibasic anhydrous for analysis EMSURE® 50 kg

Category

Tuzlar

Brand

MERCK

Stock Code

LB.M.105104.9050

Kısa Bilgi

Linear Formula: K2HPO4 CAS Number: 7758-11-4 Molecular Weight: 174.18 MDL number: MFCD00011383 EC Index Number: 231-834-5

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CAS Number: 7758-11-4

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Merck 105104

di-Potassium hydrogen phospate anhydrous for analysis EMSURE^®

Description
Catalogue Number	105104
Synonyms	Dipotassium hydrogen phosphate, Potassium phosphate dibasic, Dipotassium Phosphate

Product Information
CAS number	7758-11-4
EC number	231-834-5
Hill Formula	HK₂O₄P
Chemical formula	K₂HPO₄
Molar Mass	174.18 g/mol
HS Code	2835 24 00
Quality Level	MQ300

Physicochemical Information
Density	2.44 g/cm3 (20 °C)
pH value	9 (10 g/l, H₂O, 20 °C)
Bulk density	700 - 1000 kg/m3
Solubility	1600 g/l

Toxicological Information
LD 50 oral	LD50 Rat 8000 mg/kg

Safety Information according to GHS
RTECS	TC5580000
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 +5 °C to +30 °C.

Specifications
Assay (alkalimetric)	≥ 99.0 %
pH-value (5 %; water)	8.7 - 9.3
Chloride (Cl)	≤ 0.003 %
Sulfate (SO₄)	≤ 0.005 %
Total nitrogen (N)	≤ 0.001 %
Heavy metals (as Pb)	≤ 0.0005 %
Fe (Iron)	≤ 0.0010 %
Na (Sodium)	≤ 0.5 %
Loss on drying (130 °C)	≤ 1.0 %

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