溶氧测试盒 方法:按照Winkler,使用滴定管的滴定分析 Aquamerck®
水含量测试组 (滴定液) acc. to Karl Fischer - refill pack apura®
醛酮类样品水份测试的滴定液 力价 5 mg/ml one component reagent for volumetric Karl Fischer titration for aldehydes and ketones 1 ml ≙ ca. 5 mg H₂O apura®
卡尔菲休滴定液 力价 5 mg/ml one-component reagent for volumetric Karl Fischer titration 1 ml ≙ ca. 5 mg H₂O apura®
卡尔菲休滴定液 力价 5 mg/ml one-component reagent for volumetric Karl Fischer titration 1 ml ≙ ca. 5 mg H₂O apura®