免费v片在线观看,国产高清情侣视频网,免费a级在线观看完整,两根粗大黑肉来回进出,风流教师txt下载,纯肉小说,心理罪在线阅读

Huaihua Wangda Biotechnology Co., Ltd.

Huaihua Wangda Biotechnology Co., Ltd.

tel
Detail
Product name Hydrazine Monohydrochloride
Also known as Hydrazine Monohydrochloride
English name

Hydrazine Monohydrochloride

Molecular formula

H4N2HCl

CAS NO. 2644-70-4
Molecular weight 68.5
Molecular structure
Product nature Colorless flaky crystals. Decomposed at about 240 ° C. Soluble in water and strong acid, soluble in ethanol.
Specification
Exterior Colorless flaky crystal
Storage Store in a cool, and dry place, isolated from the air; it should be sealed when not in use.
Package Cardboard drum lined with plastic bag, 25 Kg/barrel; or according to customer requirements.
Use Pharmaceutical intermediate
Other

Melting range:87-92℃

Content:≥98.0%

Loss on drying:≤0.5%

【Back】