碳酸钠一水合物

It is widely employed as a water softener, an electrolyte, as a good conductor in electrolysis, as a primary standard for acid-base titrations and mostly as a buffer component in applications such as chromatography, capillary electrophoresis and enzyme catalysis. Also used in glass manufacture, detergent manufacture, sodium chemicals, carbonate chemicals manufacture, pulp and paper, brine treatment, flue gas desulfurization, coal treatment and ion exchange resin regeneration.

Incompatible with strong acids, aluminum, fluorine, lithium and phosphorus oxides.

MFCD00149177

207-838-8

Na₂CO₃•H₂O

124.01 (105.99anhy)

100° -H{2}O

2.250

Hygroscopic. Store under Nitrogen. Ambient temperatures.

Granular

Soluble in water and glycerol. Insoluble in alcohol, acetone, alkyl acetates,benzonitrile and liquid ammonia.

14,8596

36
Irritating to eyes.

Maximum level of impurities: Insoluble matter 0.01%, Loss on drying at 150� 13.0-15.0%, Cl 0.001%, PO₄ 5ppm, SiO₂ 0.005%, Sulfur compounds (as SO₄) 0.004%, Ca 0.03%, Mg 0.005%, Heavy Metals (as Pb) 5ppm, Fe 5ppm, K 0.005%

22-26
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

是

 

H303-H332-H319
May be harmful if swallowed.Harmful if inhaled.Causes serious eye irritation.

P261-P280i-P305+P351+P338-P304+P340-P312a-P337+P313
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.If eye irritation persists: Get medical advice/attention.