Merck 106559 di-Sodium hydrogen phosphate anhydrous for analysis particle size about 0.2-1 mm (~18-80 mesh ASTM) EMSURE® 25 kg

Category

Tuzlar

Brand

MERCK

Stock Code

LB.M.106559.9025

Market Price

CAS Number: 7558-79-4

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MERCK 106559

di-Sodium hydrogen phosphate anhydrous for analysis particle size about 0.2-1 mm (~18-80 mesh ASTM) EMSURE^® 25 kg

Description
Catalogue Number	106559
Description	di-Sodium hydrogen phosphate anhydrous

Product Information
CAS number	7558-79-4
EC number	231-448-7
Hill Formula	HNa₂O₄P
Chemical formula	Na₂HPO₄
Molar Mass	141.96 g/mol
HS Code	2835 22 00
Quality Level	MQ300

Physicochemical Information
Melting Point	250 °C (decomposition)
pH value	8.7 - 9.3 (10 g/l, H₂O, 20 °C)
Bulk density	880 kg/m3
Solubility	77 g/l

Toxicological Information
LD 50 oral	LD50 Rat > 2000 mg/kg

Safety Information according to GHS
RTECS	WC4500000
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.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
Assay (acidimetric)	≥ 99.0 %
pH-value (5 %; water)	8.9 - 9.2
Chloride (Cl)	≤ 0.002 %
Sulfate (SO₄)	≤ 0.005 %
Total nitrogen (N)	≤ 0.001 %
Heavy metals (as Pb)	≤ 0.001 %
Fe (Iron)	≤ 0.001 %
K (Potassium)	≤ 0.01 %
Particle size (0.2 - 1 mm)	about 90 %
Loss on Drying (105 °C)	≤ 0.2 %

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