综合成人亚洲偷自拍色,一个人看的免费高清www视频,伊人色综合一区二区三区,在线播放五十路熟妇,伊人激情av一区二区三区

  Procurement Request
HomeCompound Synonyms > 2-(4-Hydroxybenzal)acetophenone
Check Encyclopedia

4-hydroxychalcone

CAS No. : 20426-12-4 Formula : C15H12O2 Molecular Weight. : 224.255 Check Encyclopedia
Recommended Supplier Purity Lead Time Packing Price View

Hangzhou J&H Chemical Co., Ltd.

98%

14Day (s)

1kg

Request For Qutation

Career Henan Chemical Co

0.98

3Day (s)

1kg

Request For Qutation

Shanghai Jizhi Biochemical Technology Co., Ltd.

分析對照品,HPLC≥95%

1Week (s)

100mg/瓶

Request For Qutation

Dayang Chem (Hangzhou) Co., Ltd

97%

7Day (s)

1kg

Request For Qutation

Shanghai Xinyu Biological Technology Co., Ltd.

98%

2Day (s)

100mg

$670