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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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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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Thermo Scientific™ 22-170-148 Flanged Plug Tube Caps
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四氟直孔节门
氟塞 ● 节门塞为标准规格,可互换 ● 耐高温,耐腐蚀,耐化学性 ● 配件:A3505-01 1:5直孔,2mm四氟节门;A3505-02 1:5直孔,4mm四氟节门规格和参数 货号 品名 孔径 外径
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T型四氟节门塞(1:5
,2mm或4mm孔径 ● 规格15.2/30指的是,直径15.2mm,高度30mm ● 节门塞为标准规格,可互换 ● 耐高温,耐腐蚀,耐化学性 货号 品名 节门孔径 规格 包装
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Kinesis Shell Vial, 15 mm, Amber Glass, Flat Bottom, 4 mL, with PE Plug; 1000/pk
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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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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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Kinesis Shell Vial, 12 mm, Glass, Flat Bottom, 2 mL, with PE Plug; 1000/pk
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1:5直孔四氟节门塞
:聚四氟乙烯 ● 颜色:白色 ● 直孔的四氟塞 ● 节门塞为标准规格,可互换 ● 耐高温,耐腐蚀,耐化学性 货号 品名 节门孔径 规格 包装 A3505-2mm-1EA 1:5直孔四氟节
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