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sigma試劑 戊酸糠酯,F(xiàn)urfuryl pentanoate,W339709 - ≥97%
sigma試劑 酸水解酪蛋白(不含維生素) ,Casein acid hydrolysate vitamin free ,C7970 - for microbiology
sigma試劑 山梨酸鉀 ,Potassium sorbate ,85520 - purum p.a., ≥99.0% (NT)
GE試劑,耗材,部分常用現(xiàn)貨,周二,周五定貨,3周左右到貨。$nGE現(xiàn)貨推薦10600023 p_PVDF 0.45UM 300MMx4M 1/PK (29090600)$nPVDF膜
泛酸鈣 ,Calcium pantothenate C8731 - meets USP testing specifications, monograph mol wt. 476.53 (C18H32CaN2O10)
sigma試劑 磷酸酶(酸性)來源于馬鈴薯 ,Phosphatase, Acid from potato P1146 - lyophilized powder, 3.0-10.0 units/mg solid
sigma試劑 α-淀粉酶 來源于人類唾液 ,α-Amylase from human saliva A1031 - Type XIII-A, lyophilized powder, 300-1,500 units/mg protein
sigma試劑 α-淀粉酶抑制劑 來源于小麥(小麥種子),α-Amylase Inhibitor from Triticum aestivum (wheat seed) A1520 - Type I, lyophilized powder
sigma試劑 胰酶大豆瓊脂 ,Tryptic Soy Agar ,22091 - for microbiology
sigma試劑 胰酶大豆肉湯 ,Tryptic Soy Broth 43592 - for microbiology, ready to use media in the bottle