-
丙酮中棉酚溶液,1000μg/mL 广电计量
-
丙酮中磷胺溶液,1000μg/mL 广电计量
-
乙腈中γ-六六六溶液,1000μg/mL 广电计量
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First Standard® 正己烷中25种正构烷烃混标溶液,1000μg/mL
25 N-alkane Mix Solution in Hexane, 1000μg/mLFirst Standard®天津
-
First Standard® 甲醇中β-萘酚溶液,1000μg/mL
-
First Standard® 甲醇/水中褪黑素溶液,1000μg/mL
Melatonine Solution in Methanol/Water, 1000μg/mLFirst Standard®天津
-
First Standard® 水中杀虫双溶液,1000μg/mL
Thiosultap disodium Solution in Water, 1000μg/mLFirst Standard®天津
-
First Standard® 水中新红溶液, 1000μg/mL
-
First Standard® 甲醇中烟酸溶液,1000μg/mL
Nicotinic acid Solution in Methanol,1000μg/mLFirst Standard®天津
-
First Standard® 水中甜蜜素溶液,1000μg/mL
Sodium cyclamate Solution in Water, 1000μg/mLFirst Standard®天津
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