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

China 2-Acetyl Pyrazine Suppliers, China 2-Acetyl Pyrazine Manufacturers.

ChemNet  |   Sign in  |   Join Now
Verified
Supplier
16th

year

Ruiyuan Flavor Co.,Ltd
http://www.tcbest88.com/ChinaSuppliers/37152/
CN China Suppliers > ruiyuanspice >

2-Acetyl Pyrazine

Details for 2-Acetyl Pyrazine

2-Acetyl Pyrazine

111Category:

Fragrances and Aroma chemicals

2-Acetyl Pyrazine
CAS NO: 22047-25-2
EC NO: 244-753-5
Molecular Formula: C6H8N2O
Molecular Weight: 124.1405
Specification:
InChI: InChI=1/C6H8N2O/c1-6(9)8-4-2-7-3-5-8/h2-5,7H,1H3
Synonyms: Methyl pyrazinyl ketone;2-Acetylpyrazine;1-(pyrazin-2-yl)ethanone;1-(pyrazin-1(4H)-yl)ethanone;
Molecular Structure: 2-Acetyl Pyrazine 22047-25-2
if you are sourcing 2-Acetyl Pyrazine from China ,just feel free to inquire
ChemNet  |   Product  |   Suppliers  |   Buy  |   Sell  |   News  |   REACH  |   Directory  |   CAS  |   Resource
ChemNet is a registered trademark of Zhejiang NetSun Co., Ltd.
主站蜘蛛池模板: 福建省| 兴城市| 庆云县| 永善县| 云梦县| 黎城县| 搜索| 铜梁县| 吉安县| 通榆县| 津南区| 宣化县| 灵川县| 石景山区| 二连浩特市| 铁岭市| 石渠县| 东港市| 紫金县| 宜川县| 德清县| 夏河县| 安塞县| 龙川县| 林州市| 长葛市| 建始县| 栾川县| 东阿县| 新河县| 五家渠市| 仙游县| 和硕县| 绥江县| 镇江市| 泸西县| 延边| 靖宇县| 石城县| 壶关县| 靖西县|