日韩经典中文字幕一区_嘟嘟嘟影院手机在线观看动漫_亚洲人成午夜免电影费观看_国产丝袜长腿视频第一页_久久久999国产精品成人_三上悠亚一级在线观看_北条麻妃的黄色视频_丁香综合五月天亚洲欧美_被强壮的公的侵犯伦理_含羞草实验室入口直接进轮滑网
ABOUT US
About us
View
PRODUCTS
Pyrazine
Thiazole
Furan
Pyrrole
Thiophene
Pyridine
Sulfur
Aldehydes and ketones
Synthetic fragrance
Pharmaceutical intermediates
VIEW
NEWS CENTER
CONTACT US
Contact us
Order
CHINESE
1-Ethyl-2-acetyl pyrrole
Product Code: D003
Aroma : Roasted nuts, almonds, roasted coffee aroma
Applicable Scope: Fruits, coffee, tobacco, etc.
Suggested Dosage (PPm): 5-20
FEMA: 3147
National Standard Code: S0770
CAS Number: 39741-41-8
Previous product:
1-Methyl-2-acetyl pyrrole
Next product:
4,5-Dihydro-3-(2H)-thiophenone(Tetrahydrothiophen-3-One)
?