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Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 250 gr

Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 250 gr

Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 250 gr

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Marka

MERCK

Stok Kodu

LB.M.106342.0250

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Stok Sorunuz

MERCK 106342

Sodium dihydrogen phospate dihydrate for analysis EMSURE® Reag. Ph Eur 250 gr

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

Product Information
CAS number	13472-35-0
EC number	231-449-2
Grade	Reag. Ph Eur
Hill Formula	H₂NaO₄P * 2 H₂O
Chemical formula	NaH₂PO₄ * 2 H₂O
Molar Mass	156.02 g/mol
HS Code	2835 22 00
Quality Level	MQ300

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.

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Tavsiye Ürünler

Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 1 kg

Stok Sorunuz

Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 2.5 kg

Stok Sorunuz

Etiketler :

Merck Merck türkiye Merck millipore Merck millipore türkiye Merck tuz merck 106342 Merck kimyasal satış Merck kimyasal sertifikaları Merck kimyasalları Merck kimyasalları msds

Merck 106342 Sodium Dihydrogen pHospate Dihydrate For Analysis Emsure® Reag. pH Eur 250 gr

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