Organic reference standard, Aroclor 1260 solution, certified reference material, Supelco®
Supplier: Merck
Organic Standard, Aroclor 1260 solution, 5 ml/ampule
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Programmed test mix, in dichloromethane (varied conc.), certified reference material, Supelco®
Supplier: Merck
This test mix is based on the comprehensive mix developed by Grob (Grob, et al., J. Chromatogr. 156 (1978) p. 1)
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Pharmaceutical secondary standard, Benzocaine, certified reference material, Supelco®
Supplier: Merck
Traceable to USP 1054000.
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Pharmaceutical secondary standard, Phenol, certified reference material, Supelco®
Supplier: Merck
Traceable to USP 1524806.
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Supelco® Organic Reference Standard, F.A.M.E. Mix C8 - C24
Supplier: Merck
This certified reference material is useful for determining relative retention times and approximating response factors.
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Salmonella enterica subsp. enterica serovar Typhimurium WDCM 00031 Vitroids™, 15-80 CFU mean value range, for Microbiology, Certified Reference Material
Supplier: Merck
Certified Reference Microorganisms
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Color-WP, certified reference material (CRM), Supelco®
Supplier: Merck
Colour standard, Color-WP, Supelco®
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2-Methoxyethanol, Pharmaceutical Secondary Standard; Certified Reference Material, Supelco®
Supplier: Merck
Organic Standard, 2-Methoxyethanol
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VWR®, Certified Reference Material, Cleveland Open Cup flash point
Supplier: VWR Chemicals
Flash point Certified Reference Materials are for the verification of laboratory flash point instruments that are used in testing petroleum and derivative products. COC flash point standards are tested and certified in accordance with ASTM D92 'Standard Test Method for Flash and Fire Points by Cleveland Open Cup Tester.'
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Salmonella enteritidis NCTC 6676 Lenticule® discs, 30-120 CFU, for microbiology, certified reference material
Supplier: Merck
Certified Reference Microorganisms
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Multi-element standard solution 6 for ICP, TraceCERT®
Supplier: Merck
This standard solution is intended for use as a certified reference material for ICP/AAS.
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Supelco® TraceCERT® Organic Reference Standard, Diclofop-methyl
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. The diclofop-methyl CRM may find its use as described below:
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Pharmaceutical secondary standard, Ergocalciferol (Vitamin D2), certified reference material, Supelco®
Supplier: Merck
Organic Standard, Ergocalciferol (Vitamin D2)
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MALDI validation set polystyrene Mp ~700 - 70000, certified reference material, Supelco®
Supplier: Merck
MALDI Standards are suitable for the validation and comparison of MALDI-ToF instruments. Certificates provide MALDI spectra including Mw, Mn and Mp values of select narrow polymers, which differ in molar mass.
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Extractables and Leachables Screening Standard for LC, certified reference material, TraceCERT®, 21 components in Acetonitrile, Supelco®
Supplier: Merck
Ready to use certified reference material mixture suitable for dentification and quantification of extractables and Leachables by LC. 21 components in a concentration of 50 μg/ml.
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Escherichia coli O157 (NT) NCTC 12900 Low count Lenticule® discs 30-120 CFU, for microbiology, certified reference material
Supplier: Merck
Certified Reference Microorganisms
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Paraxanthine solution, certified reference material, Supelco®
Supplier: Merck
Organic Standard, Paraxanthine solution, ampoule of 1 ml
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Supelco® TraceCERT® Organic Reference Standard, Bromopropylate
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. Bromopropylate CRM may also find following uses:
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Supelco® TraceCERT® Organic Reference Standard, Iprobenfos
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. The iprobenfos CRM may also find following uses:
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Supelco® TraceCERT® Organic Reference Standard, Ethiofencarb
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. The CRM may also find the following uses:
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Pharmaceutical secondary standard, Erythritol, certified reference material, Supelco®
Supplier: Merck
Organic Standard, Erythritol
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2-Butanol, Pharmaceutical Secondary Standard; Certified Reference Material, Supelco®
Supplier: Merck
Organic Standard, 2-Butanol
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Supelco® TraceCERT® Organic Reference Standard, Imazamethabenz-methyl
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. The imazamethabenz-methyl CRM may also find following uses:
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Pseudomonas aeruginosa WDCM 00114 Vitroids™, 1,000-10,000 CFU mean value range, for Microbiology, Certified Reference Material
Supplier: Merck
Certified Reference Microorganisms
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VWR® ARISTAR®, Cyanide 1000 mg/L Standard for ion chromatography in 0.1% KOH, Certified Reference Material
Supplier: VWR Chemicals
This certified reference material is produced using a high purity starting material, acid from sub-boiling and 18 MOhm deionized water and filtered through a 0.2 micron filter.
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Salmonella enterica subsp. enterica serovar Enteritidis WDCM 00030 Vitroids™, 80-130 CFU mean value range, for Microbiology, Certified Reference Material
Supplier: Merck
Certified Reference Microorganisms
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Pharmaceutical secondary standard, Monobasic Potassium Phosphate, certified reference material, Supelco®
Supplier: Merck
Organic Standard, Monobasic Potassium Phosphate
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Organic reference standard, Formaldehyde Oxazolidine solution, certified reference material, Supelco®
Supplier: Merck
Organic Standard, Formaldehyde Oxazolidine solution, 1 ml/ampule
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VWR®, Refractive index Certified Reference Material at 20, 25 and 30 °C
Supplier: VWR Chemicals
Refractive index Certified Reference Materials (CRMs) are ideal for verification and calibration of temperature controlled refractometers, with each CRM providing certified values for refractive index measurements at 20, 25 and 30 °C.
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Salmonella enterica subsp. enterica serovar Abony WDCM 00029 Vitroids™, 15-80 CFU mean value range, for Microbiology, Certified Reference Material
Supplier: Merck
Certified Reference Microorganisms