Product Information
CAS number	144-55-8
EC number	205-633-8
Grade	ACS,Reag.Ph Eur
Hill Formula	CHNaO₃
Chemical formula	NaHCO₃
Molar Mass	84.01 g/mol
HS Code	2836 30 00
Structure formula Image

Applications
Application	Sodium hydrogen carbonate for analysis EMSURE® ACS,Reag.Ph Eur. CAS No. 144-55-8, EC Number 205-633-8.

Physicochemical Information
Density	2.22 g/cm3 (20 °C)
Melting Point	270 °C (decomposition)
pH value	8.6 (50 g/l, H₂O, 20 °C)
Bulk density	1000 kg/m3
Solubility	96 g/l

Toxicological Information
LD 50 oral	LD50 Rat 4220 mg/kg

Safety Information according to GHS
RTECS	VZ0950000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
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
Appearance of solution	passes test
Identity	passes test
Assay (acidimetric; calculated on dried substance)	99.7 - 100.3 %
Assay (acidimetric)	99.0 - 101.0 %
Insoluble matter	≤ 0.015 %
pH-value (5 %; water)	≤ 8.6
Chloride (Cl)	≤ 0.002 %
Phosphate (PO₄)	≤ 0.001 %
Sulphate (SO₄)	≤ 0.015 %
Phosphate and Silicate (as SiO₂)	≤ 0.005 %
Sulfur compounds (as SO₄)	≤ 0.003 %
Total nitrogen (N)	≤ 0.0005 %
Ammonium (NH₄)	≤ 0.0005 %
Heavy metals (as Pb)	≤ 0.0005 %
As (Arsenic)	≤ 0.0002 %
Ca (Calcium)	≤ 0.01 %
Cu (Copper)	≤ 0.0002 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.005 %
Mg (Magnesium)	≤ 0.005 %
Pb (Lead)	≤ 0.0005 %
Iodine reducing matter (as I)	≤ 0.0065 %
Loss on drying (Silica gel)	≤ 0.20 %
Corresponds to ACS, Reag. Ph Eur

Taksit Seçenekleri

Önerileriniz

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MERCK 106329 Sodium hydrogen carbonate for analysis EMSURE® ACS,Reag.Ph Eur. CAS No. 144-55-8, EC Number 205-633-8

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