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1,2-Naphthoquinone-4-sulfonicacidsodiumsaltGRforanalysis
红外过滤相关法分析仪
FluorideTestMethod:photometric0.10-20.0mg/lFˉSpectroquant®
pH-indicatorpaperpH9.5-13.06replacementrolls(of4.8m)for109562,109565Alkalit®
奇达尔片剂(freeofmercuryandselenium)3.5g/tablet
PeraceticAcidTestMethod:reflectometricwithteststrips75-400mg/lReflectoquant®
OxygenTestinfreshwaterandseawaterMethod:colorimetricwithcolourcard1-3-5-7-9-12mg/lO2Aquamerck®
AmmoniumTestMethod:reflectometricwithteststripsandreagents0.2-7.0mg/l_NH4+Reflectoquant®
2-氢硫基苯并噻唑GRforanalysis
钼酸铵(ammoniummolybdate)powderextrapure