CRMMerckManganese standard solution traceable to SRM from NIST Mn(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Mn Certipur®119789Quy cách: 100 mL (1.19789.0100), 500 mL (1.19789.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckNickel standard solution traceable to SRM from NIST Ni(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Ni Certipur®119792Quy cách: 100 mL (1.19792.0100), 500 mL (1.19792.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckSelenium standard solution traceable to SRM from NIST SeO2 in HNO3 0.5 mol/l 1000 mg/l Se Certipur®119796Quy cách: 100 mL (1.19796.0100), 500 mL (1.19796.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckSilver standard solution traceable to SRM from NIST AgNO3 in HNO3 0.5 mol/l 1000 mg/l Ag Certipur®119797Quy cách: 100 mL (1.19797.0100)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckStrontium standard solution traceable to SRM from NIST Sr(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Sr Certipur®119799Quy cách: 100 mL (1.19799.0100)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckThallium standard solution traceable to SRM from NIST TlNO3 in HNO3 0.5 mol/l 1000 mg/l Tl Certipur®119801Quy cách: 100 mL (1.19801.0100)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckZinc standard solution traceable to SRM from NIST Zn(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Zn Certipur®119806Quy cách: 100 mL (1.19806.0100), 500 mL (1.19806.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckNitrate standard solution traceable to SRM from NIST NaNO3 in H2O 1000 mg/l NO3 Certipur®119811Quy cách: 500 mL (1.19811.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckAmmonium standard solution traceable to SRM from NIST NH4Cl in H2O 1000 mg/l NH4 Certipur®119812Quy cách: 500 mL (1.19812.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckSulfate standard solution traceable to SRM from NIST Na2SO4 in H2O 1000 mg/l SO4 Certipur®119813Quy cách: 500 mL (1.19813.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckFluoride standard solution traceable to SRM from NIST NaF in H2O 1000 mg/l F Certipur®119814Quy cách: 500 mL (1.19814.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckChloride standard solution traceable to SRM from NIST NaCl in H2O 1000 mg/l Cl Certipur®119897Quy cách: 500 mL (1.19897.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckPhosphate standard solution traceable to SRM from NIST KH2PO4 in H2O 1000 mg/l PO4 Certipur®119898Quy cách: 500 mL (1.19898.0500)Liên hệ+ Báo giáMSDS: liên hệ
CRMMerckNitrite standard solution traceable to SRM from NIST NaNO2 in H2O 1000 mg/l NO2 Certipur®119899Quy cách: 100 mL (1.19899.0100), 500 mL (1.19899.0500)Liên hệ+ Báo giáMSDS: liên hệ
≥95.0%Sigma-Aldrich2-Formylbenzenesulfonic acid sodium salt ≥95.0% (T)CAS 1008-72-6 · 12050Quy cách: 100 gLiên hệ+ Báo giáMSDS: liên hệ
PASigma-AldrichPotassium chromate puriss., ≥99%CAS 7789-00-6 · 12249Quy cách: 500 gLiên hệ+ Báo giáMSDS: liên hệ
MerckProteinase K (from Tritirachium album) chromatographically purified lyophilized 30 mAnson-U/mg for biochemistry and molecular biology EC 3.4.21.14CAS 39450-01-6 · 124568Quy cách: 100 g (1.24568.0100)Liên hệ+ Báo giáMSDS: liên hệ
MerckCOD Standard Solution traceable to NIST, 100 mg/L in H2O125029Quy cách: 100 mL (1.25029.0100)Liên hệ+ Báo giáMSDS: liên hệ