سدیم کربنات 500 گرمی کد 106392 #مرک
سدیم کربنات 500 گرمی کد 106392 #مرک

اعتبار قیمت تا تاریخ 97.1.1

لطفا پس از پایان اعتبار قیمت با تلفن 88920648 تماس حاصل فرمائید



Description
Catalogue Number 106392
Synonyms anhydrous soda
Product Information
CAS number 497-19-8
EC index number 011-005-00-2
EC number 207-838-8
Grade ISO
Hill Formula CNa₂O₃
Chemical formula Na₂CO₃
Molar Mass 105.99 g/mol
HS Code 2836 20 00
Structure formula Image
Physicochemical Information
Boiling point 1600 °C (decomposition)
Density 2.53 g/cm³ (20 °C)
Melting Point 854 °C
pH value 11.5 (50 g/l, H₂O, 25 °C)
Bulk density 1100 kg/m³
Solubility 220 g/l (20 °C)
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) P260: Do not breathe dust.
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
RTECS VZ4050000
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).
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.
Specifications
Specifications
Assay (acidimetric; calculated on dried substance)≥ 99.9 %
Chloride (Cl)≤ 0.002 %
Phosphate (PO₄)≤ 0.001 %
Silicate (as SiO₂)≤ 0.002 %
Total sulfur (as SO₄)≤ 0.005 %
Total nitrogen (N)≤ 0.001 %
Heavy metals (as Pb)≤ 0.0005 %
Al (Aluminium)≤ 0.001 %
Ca (Calcium)≤ 0.005 %
Fe (Iron)≤ 0.0005 %
K (Potassium)≤ 0.01 %
Mg (Magnesium)≤ 0.0005 %
Loss on drying (300 °C)≤ 1.0 %
Corresponds to ISO


فروشنده: آزمیران
گارانتی اصالت و سلامت کالا
پشتیبانی ۷ روز هفته ۲۴ ساعته
۱۴۸,۰۰۰ تومان

ابزار وبلاگ