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  • Camellia sinensis (green tea) extract NIST(R) SRM(R) 3255
    货号:NIST3255
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Vanadium (V) standard solution NIST(R) SRM(R) 3165
    货号:NIST3165
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Magnesium (Mg) standard solution NIST(R) SRM(R) 3131a
    货号:NIST3131A
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Lanthanum (La) standard solution NIST SRM 3127a
    货号:NIST3127A
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:720
  • Cobalt (Co) standard solution NIST(R) SRM(R) 3113
    货号:NIST3113
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:721
  • Rockwell C scale hardness NIST SRM 2812, high range
    货号:NIST2812
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:721
  • Sulfur in diesel fuel oil NIST(R) SRM(R) 2723b, (nominal mass fraction 10mg/kg)
    货号:NIST2723B
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Sediment for solid sampling (small sample) analytical techniques NIST(R) SRM(R) 2703
    货号:NIST2703
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:720
  • Coal fly ash NIST(R) SRM(R) 2689
    货号:NIST2689
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Powdered paint NIST(R) SRM(R) 2581, nominal 0.5% lead
    货号:NIST2581
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:720
  • Lead paint films for children's products NIST(R) SRM(R) 2569
    货号:NIST2569
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Chlorinated pesticide solution-II in isooctane NIST(R) SRM(R) 2275
    货号:NIST2275
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:720
  • Zinc-aluminum alloy NIST SRM 2139
    货号:NIST2139
    品牌:Merck-Sigma
    规格:1EA
    供货时间:现货人气:719
  • Protamine sulfate salt from herring Grade III, histone, free(Millon test)
    货号:P4505-25G
    品牌:Merck-Sigma
    规格:25G
    供货时间:现货人气:719
  • Protamine sulfate salt from herring Grade III, histone, free(Millon test)
    货号:P4505-1G
    品牌:Merck-Sigma
    规格:1G
    供货时间:现货人气:720
  • N,N,N',N'-Tetrakis(2-pyridylmethyl)ethylenediamine
    货号:P4413-50MG
    品牌:Merck-Sigma
    规格:50MG
    供货时间:现货人气:719
  • Poly(Glu, Lys, Tyr) sodium salt Glu:Lys:Tyr (6:3:1), mol wt 20,000-50,000
    货号:P4409-10MG
    品牌:Merck-Sigma
    规格:10MG
    供货时间:现货人气:721
  • Podophyllotoxin
    货号:P4405-50MG
    品牌:Merck-Sigma
    规格:50MG
    供货时间:现货人气:719
  • cis-Diammineplatinum(II) dichloride crystalline
    货号:P4394-100MG
    品牌:Merck-Sigma
    规格:100MG
    供货时间:现货人气:719
  • 4-(Chloromethyl)pyridine hydrochloride 97%
    货号:P43807-10G
    品牌:Merck-Sigma
    规格:10G
    供货时间:现货人气:720
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