-
p, p’-DDD标准溶液,72-54-8,analytical standard,100ug/ml in methanol
-
三唑酮标准溶液,43121-43-3,100ug/ml in Petroleum ether
-
抑霉唑标准溶液,35554-44-0,analytical standard,100ug/ml in methanol
-
钴粉,7440-48-4,99.5% metals basis
-
德国默克ICP多元素标准溶液IV 1.11355.0100
-
安捷伦Agilent ICP-MS调谐溶液 500mL标样5184-3566
-
硝酸钴,六水,10026-22-9,ACS
-
alpha-六六六标准溶液,319-84-6,analytical standard,100ug/ml in petroleum ether
-
钴粉,7440-48-4,99.5% metals basis,5μm
-
钴粉,7440-48-4,99.5% metals basis,300目
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