共 11888 个产品
- 货号:1.03023CAS:2800-80-8包装:5 G分子式:C19H12Br2O5S纯度规格:indicator分子量:512.17
- 货号:1.06587CAS:包装:1 L分子式:纯度规格:(buffer stock solution) 1/15 mol/l分子量:
- 货号:1.09492CAS:包装:100 ML分子式:纯度规格:(24 elements in dilute nitric acid) 100 mg/l: Al, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, Te, Tl, Zn Certipur®分子量:
- 货号:1.01203CAS:7447-40-7包装:500 ml分子式:KCl纯度规格:certified reference material for the measurement of electrolytic conductivity (c=0.01 mol/l) Certipur®分子量:74.55
- 货号:1.01553CAS:7447-40-7包装:30 x 30 ml分子式:KCl纯度规格:certified reference material for the measurement of electrolytic conductivity, traceable to PTB and NIST (c=0.01 mol/l) Certipur®分子量:74.55
- 货号:1.09017CAS:包装:100 ML分子式:纯度规格:according to EN 1484-H3, according to DIN 38409-H3, 1000 mg/L potassium hydrogen phthalate in water (stabilized), Certipur®分子量:
- 货号:1.14559CAS:包装:25 TESTS分子式:纯度规格:photometric, 4.0-80.0 mg/L (NH4-N), 5.2-103.0 mg/L (NH4+), Spectroquant®分子量:
- 货号:1.14544CAS:包装:25 TESTS分子式:纯度规格:photometric, 0.5-16.0 mg/L (NH4-N), 0.6-20.6 mg/L (NH4+), Spectroquant®分子量:
- 货号:1.14739CAS:包装:25 TESTS分子式:纯度规格:photometric, 0.010-2.000 mg/L (NH4-N), 0.01-2.58 mg/L (NH4+), Spectroquant®分子量:
- 货号:1.14558CAS:包装:25 TESTS分子式:纯度规格:photometric, 0.20-8.00 mg/L (NH4-N), 0.26-10.30 mg/L (NH4+), Spectroquant®分子量:
- 货号:1.00609CAS:包装:25 TESTS分子式:纯度规格:photometric, 1.0-90.0 mg/L (NO2-N), 3.3-295.2 mg/L (NO2-), Spectroquant®分子量:
- 货号:1.00961CAS:包装:25 TESTS分子式:纯度规格:photometric, 5-215 mg/L (Ca), water hardness 0.7-30.1 °d, water hardness 0.9-37.6 °e, water hardness 1.2-53.7 °f, 7-301 mg/L (CaO), 12-537 mg/L (CaCO3), Spectroquant®分子量:
- 货号:1.09676CAS:76-54-0包装:5 G分子式:C20H10Cl2O5纯度规格:indicator ACS,Reag. Ph Eur分子量:401.20
- 货号:1.05228CAS:2303-01-7包装:5 G分子式:C21H18O5S纯度规格:indicator分子量:382.43
- 货号:1.11748CAS:34487-61-1包装:5 G分子式:C19H13NaO5S纯度规格:indicator ACS分子量:376.36
- 货号:1.01515CAS:1470-61-7包装:5 g分子式:C5H10AgNS2纯度规格:for analysis (reagent for arsenic and antimony) EMSURE® ACS,Reag. Ph Eur分子量:256.14
- 货号:1.01748CAS:7727-43-7包装:250 G分子式:BaO4S纯度规格:for white standard DIN 5033分子量:233.39
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