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钒酸-钼酸 试剂 for determination of phosphate
测尘滤膜
EA1112预装反应管(氧化还原管)
Surfactants(nonion.)CellTestMethod:photometric0.10-7.50mg/lSpectroquant®
HydrazineTestMethod:photometric0.005-2.00mg/lN2H4Spectroquant®
TotalAcidityTestpH7.0Method:reflectometricwithteststripsandreagent2.0-14.0g/lReflectoquant®
SulfateTestMethod:colorimetricwithcolour-diskcomparator25-50-75-100-130-160-190-240-300mg/lSO42ˉMicroquant®
AscorbicAcidTestMethod:colorimetricwithteststrips50-100-200-300-500-700-1000-2000mg/lMerckoquant®
NitrateCellTestMethod:photometric0.5-18.0mg/lNO3-N2.2-79.7mg/lNO3ˉSpectroquant®
乙醛气体检测管NO.92
二氧化氯测试盒 补充包用于118756、118754