草酸钠

Sodium oxalate is used as a reducing agent, as a primary standard for standardizing potassium permanganate solutions and as a neutralizer for exothermic acidic reactions. It finds application in metal cleaning preparations, metal extraction and separation, blueprint coatings, electroplating baths, special cement manufacturing, plant nutrition as well as in textile and pharmaceutical industries. It plays an important role to remove calcium ions from blood plasma and prevents blood clotting.

Hygroscopic. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents.

MFCD00012465

200-550-3

Na₂C₂O₄

134.00

250-270° dec.

2.340

Hygroscopic. Ambient temperatures.

Powder

Soluble in water and formic acid. Insoluble in ether and alcohol.

3631622

14,8650

21/22
Harmful in contact with skin and if swallowed.

Maximum level of impurities: Insoluble matter 0.005%, Loss on drying at 105� 0.01%, Neutrality P.T., Cl 0.002%, SO₄ 0.002%, NH₄ 0.002%, Heavy Metals (as Pb) 0.002%, Fe 0.001%, K 0.005%, Substances darkened by hot sulfuric acid P.T.

24/25
Avoid contact with skin and eyes.

KI1750000

 

是

 

H302-H312
Harmful if swallowed.Harmful in contact with skin.

P280h-P264-P270-P301+P312a-P321-P501a
Wear protective gloves/clothing.Wash thoroughly after handling.Do not eat, drink or smoke when using this product.Do not eat, drink or smoke when using this product.Specific treatment (see label).Dispose of contents/container in accordance with local/regional/national/international regulations.