-
水质铅标样,7439-92-1,20-500 ug/L, in 1% HNO3
-
硝酸根离子(NO3-)标准溶液
-
铂 AAS 标准液 1,000 mg/l traceable to SRM from NIST H₂PtCl₆ in HCl 2 mol/l 1000mg/l Pt CertiPUR®
-
铂 AAS 标准液 1,000 mg/l traceable to SRM from NIST H₂PtCl₆ in HCl 2 mol/l 1000mg/l Pt CertiPUR®
-
四丙基溴化铵,1941-30-6,离子对色谱级, ≥99.0% (AT)
-
溴化镉,四水,13464-92-1,98%
-
TVOC标液/苯标液/白酒混标及单标/农残标样
-
GBW06115 6种阴离子混标/氟氯磷酸根硫酸根溴硝酸根
-
GBW10133 6种阴离子混标/氟氯磷酸根硫酸根溴硝酸根
-
NCSZ-BrO3-1.5mg/L 标样/水质BrO3溴酸根质控样1.5μg/mL
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