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硫酸硫酸银溶液 in sulfuric acid (D=1.84 g/ml) for COD determination acc. to DIN 38409-H 43-1
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硫酸硫酸汞溶液 in diluted sulfuric acid for determination of COD acc. to DIN 38409-H 43-1 (short-term experience)
Mercury(II) sulfate solution 200 g/l in diluted sulfuric acid for determination of COD acc. to DIN
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SM45a
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硅胶薄层层析板 含荧光指示剂 25 Glass plates 20 x 10 cm for AMD acc. to DIN 38407-F11
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金纳米星,直径:40-45nm in water
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Cole-Parmer VapLock™ Solvent Waste Kit, PP, GL45, 1x1/2" NPT, 3x1/4" NPT, 6x1/4"-28 UNF; 1/EA
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Cole-Parmer VapLock™ Solvent Waste Kit, PTFE, GL45, 1x1/2" NPT, 3x1/4" NPT, 6x1/4"-28 UNF; 1/EA
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NP-40 替代物,9016-45-9,蛋白质组级
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盐酸标准液配制在异丙醇溶液 acc. to DIN 51558 part 1 c(HCl) = 0.1 mol/l (0,1 N) TitriPUR®
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艾杰尔ClaricepFlash柱Amorphous; 40-60μm; 60A; 45g; 5/pk
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