潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

^{<blockquote id="uyseq"></blockquote>}

China Malonic dihydrazide Suppliers, China Malonic dihydrazide Manufacturers.

ChemNet | Sign in | Join Now

Verified
Supplier

25th

year

Details for Malonic dihydrazide

Malonic dihydrazide

111Category:

CAS NO:

EC NO:

Molecular Formula:

C₃H₈N₄O₂

Molecular Weight:

132.1212

Specification:

InChI:

InChI=1/C3H8N4O2/c4-6-2(8)1-3(9)7-5/h1,4-5H2,(H,6,8)(H,7,9)

Product description:
Appearance: white crystalline powder MP:152-154 ℃ Content:99%min Loss on drying:0.5% max

Synonyms:

Malonic dihydrazide;Malconic acid dihydrazide;propanedihydrazide;

Molecular Structure:

if you are sourcing Malonic dihydrazide from China ,just feel free to inquire

^{<blockquote id="yqtue"></blockquote>}