亚洲激情视频,国产精品第1页,黄色无码网站,午夜精品一二三区无码不卡男男,手机在线无码视频
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)
?