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山药农残空白质控样 BQC4119731308B
PAHs16组份-苊,苊烯,蒽,苯并(a)蒽,苯并(b)荧蒽,苯并(k)荧蒽,苯并(g,h,i)?,苯并(a)芘,屈,二苯并(a,h)蒽,荧蒽,芴,茚并(1,2,3,c,d)芘,萘,菲,芘
β-玉米赤霉烯醇 BePure-26546
苯噻酰草胺 BePure-23863
A0303198 瓜子金皂苷己 CAS号19387-91-8
Baythroid (TM) Solution 100ug/ml in Toluene
N-(6-Aminohexyl)-1-naphthalenesulfonamide Hydrochloride
8种苯氧羧酸类除草剂混标(HJ 770-2015)
Monoethyl phthalate-d4
2-Anthraquinonesulfonic acid sodium salt monohydrate