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Merck 磷酸二氫鈉 (Sodium dihydrogen phosphate dihydrate) 1.06342.0250 和更多型號

Name: Merck 磷酸二氫鈉 (Sodium dihydrogen phosphate dihydrate)
Brand: Merck
SKU: PG-CANL-106342
Rating: 4.9 (88 reviews)

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磷酸二氫鈉 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass	Grade Value
13472-35-0	231-449-2	H₂NaO₄P * 2 H₂O	NaH₂PO₄ * 2 H₂O	156.02 g/mol	Reag. Ph Eur

Description
Catalogue Number	106342
Synonyms	mono-Sodium orthophosphate, Sodium biphosphate, Sodium phosphate monobasic

Physicochemical Information
Density	1.915 g/cm3 (20 °C)
Melting Point	60 °C
pH value	4.5 (12 g/l, H₂O, 25 °C)
Bulk density	1000 kg/m3
Solubility	850 g/l

Toxicological Information
LD 50 oral	LD50 Rat 8290 mg/kg
LD 50 dermal	LD50 Rabbit > 7940 mg/kg

Safety Information according to GHS
RTECS	WA1900500
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
Identity	passes test
Appearance of solution	passes test
Assay (alkalimetric, calculated on dried substance)	99.0 - 100.5 %
In water insoluble matter (calculated on dried substance)	≤ 0.15 %
pH-value (1 %, water)	4.1 - 5.0
pH-value (5 %; water)	4.2 - 4.5
Chloride (Cl)	≤ 0.0005 %
Fluoride (F)	≤ 0.001 %
Total nitrogen (as N)	≤ 0.001 %
Hydrogenphosphate (HPO₄)	≤ 0.5 %
Sulfate (SO₄)	≤ 0.01 %
Heavy metals (as Pb)	≤ 0.0005 %
Al, Ca and other elements detectable with ammonia	passes test
As (Arsenic)	≤ 0.00005 %
Ca (Calcium)	≤ 0.005 %
Cd (Cadmium)	≤ 0.0001 %
Co (Cobalt)	≤ 0.005 %
Cu (Copper)	≤ 0.005 %
Fe (Iron)	≤ 0.001 %
Hg (Mercury)	≤ 0.0001 %
K (Potassium)	≤ 0.005 %
Mg (Magnesium)	≤ 0.005 %
Ni (Nickel)	≤ 0.005 %
Pb (Lead)	≤ 0.0004 %
Zn (Zinc)	≤ 0.025 %
Substances reducing potassium permanganate (as O)	passes test
Loss on drying (130 °C)	21.5 - 24.0 %
Corresponds to Reag. Ph. Eur.