a级大胆欧美人体大胆666,美女扒开腿让男人桶爽30分钟,欧美网站,区二区三区,国产情侣真实露脸在线

1、 Chemical name: SODIUM SULPHATE

2、Molecular formula: anhydrous sodium sulfate: Na₂SO₄ decahydrate sodium sulfate: Na₂SO₄ · 10H₂O

3、 Molecular weight: anhydrous: 142.04; decahydrate: 322.20

4、 CAS: anhydrous: 7757-82-6; decahydrate: 7727-73-3

5、Properties: white monoclinic crystal or powder, odorless, salty; also known as Glauber's salt, sodium sulfate, soluble in water, glycerin, insoluble in ethanol, exposed to air, easy to absorb moisture into water sodium sulfate.

6、Application: mainly used for making water glass, enamel, pulp, desiccant, analytical chemical reagent, etc.

7、Package: lined with polyethylene plastic bag, covered with plastic woven bag, 25kg per bag.

8、Storage and transportation: it should be stored in a dry, ventilated and clean warehouse, loaded and placed with care to prevent moisture and heat. During transportation, it should be protected from rain and moisture, and should be isolated from toxic substances.