cis-Permethrin Standard 1000μg/ml, dissolved in purge-trap methanol solution 61949-76-6 C₂₁H₂₀Cl₂O₃ 391.29 g./mol ฿14,823.00 View
Erbium perchlorate 50% w/w aqueous solution, reagent grade 14017-55-1 ErClO₄₃ 483.63 g./mol ฿2,230.00 View