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

^{<abbr id="gryqc"></abbr>}<rp id="gryqc"></rp>

China 2,3-Naphthalenediol Suppliers, China 2,3-Naphthalenediol Manufacturers.

ChemNet | Sign in | Join Now

Verified
Supplier

17th

year

Details for 2,3-Naphthalenediol

2,3-Naphthalenediol

111Category:

CAS NO:

EC NO:

202-156-7

Molecular Formula:

C₁₀H₈O₂

Molecular Weight:

160.1693

Specification:

Purity:98%min

InChI:

InChI=1/C10H8O2/c11-9-5-7-3-1-2-4-8(7)6-10(9)12/h1-6,11-12H

Packing:

25KG/FIBER DRUM

Product description:
Appearance: grayish white to pink powder Purity: 99.0%min M.P.: 163d.c.min Iron content: 40PPM max

Uses:

HAIR DYE

Synonyms:

2,3-Naphthalenediol;naphthalene-2,3-diol;

Molecular Structure:

if you are sourcing 2,3-Naphthalenediol from China ,just feel free to inquire