Merck 106391 Sodium Decahydrate For Analysis Emsure® Iso, Reag. pH Eur 1 kg

Category

Tuzlar

Brand

MERCK

Stock Code

LB.M.106391.1000

Teklif Sepetine Ekle

Stok Sorunuz

MERCK 106391

Sodium decahydrate for analysis EMSURE® ISO, Reag. Ph Eur

Description
Catalogue Number	106391
Synonyms	Soda, Sodium Carbonate decahydrate

Product Information
CAS number	6132-02-1
EC index number	011-005-00-2
EC number	207-838-8
Grade	ISO,Reag. Ph Eur
Hill Formula	CNa₂O₃ * 10 H₂O
Chemical formula	Na₂CO₃ * 10 H₂O
Molar Mass	286.14 g/mol
HS Code	2836 20 00
Structure formula Image
Quality Level	MQ300

Physicochemical Information
Density	1.44 g/cm3 (20 °C)
Melting Point	33 °C Elimination of water of crystallisation
pH value	11 - 12 (50 g/l, H₂O, 25 °C)
Bulk density	700 - 900 kg/m3
Solubility	210 g/l

Toxicological Information
LD 50 oral	LD50 Rat 4090 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H319: Causes serious eye irritation.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Warning
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).

Safety Information
Hazard Symbols	Irritant
Categories of danger	irritant
R Phrase	R 36 Irritating to eyes.
S Phrase	S 22-26 Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Storage and Shipping Information
Storage	Store at +15 °C to +25 °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, Na₂CO₃)	36.7 - 40.0 %
Assay (acidimetric)	99.0 - 102.0 %
Identity	passes test
Appearance of solution	passes test
Alkali hydroxides and Alkali hydrogen carbonates	passes test
Chloride (Cl)	≤ 0.0005 %
Sulfate (SO₄)	≤ 0.003 %
Phosphate and Silicate (as SiO₂)	≤ 0.002 %
Total sulfur (as SO₄)	≤ 0.003 %
Total nitrogen (N)	≤ 0.0005 %
Heavy metals (as Pb)	≤ 0.0005 %
Al (Aluminium)	≤ 0.0005 %
As (Arsenic)	≤ 0.0002 %
Ca (Calcium)	≤ 0.002 %
Fe (Iron)	≤ 0.0002 %
K (Potassium)	≤ 0.005 %
Mg (Magnesium)	≤ 0.0002 %
Corresponds to ISO, Reag. Ph Eur

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