Matrix Blanks and Standardization Solutions
Hach Company CDTA Digital Titrator Cartridge, 0.800 M
Cyclohexanediamine tetraacetic acid standard solution. For Calcium and Total Hardness determination by Digital Titrator titration. 0.800 M. Digits = mg/L CaCO3 in 100 mL. Digits x 0.001 = mmole.
Hach Company Potassium Standard Solution, 250 mg/L as K (NIST), pk/16 - 10 mL Voluette Ampules
For accuracy checks in potassium determinations
Hach Company Nitrogen-Ammonia Standard Solution, 50 mg/L as NH3-N, pk/16 - 10 mL Voluette Ampules
For accuracy checks in ammonia nitrogen determinations
Electron Microscopy Sciences MAC Microanalysis Standard Zirconium Grain, 2 x 2 mm
All of our standards are suitable for electron-beam energy dispersive or wavelength dispersive X-ray microanalysis systems. They are supplied with fully authenticated certificates of analyses and a location map for standard identification. Grain of standard measures approximately 2mm x 2mm in size.
Type: Grain
Size: 2 x 2 mm
Hach Company Potassium Biiodate Standard Solution, 0.025 N, 500 mL
Standard oxidant solution, for standardization of thiosulfate and phenylarsine oxide titrants
Hach Company Titration Application Pack Petrochemistry: TAN (Total Acid Number)
Application Pack for the determination of the Total Acid Number in Petrochem. Suited for TitraLab AT1000 Series, Automatic Titrator Models AT1102/AT1112/AT1122/AT1222.
Hach Company Titration Application Pack Petrochemistry: TBN (Total Base Number)
Application Pack for the determination of the Total Base Number in Petrochem. Suited for TitraLab AT1000 Series, Automatic Titrator Models AT1102/AT1112/AT1122/AT1222.
Hach Company Phosphate Standard Solution, 50 mg/L as PO₄ (NIST), pk/20 - 2 mL Ampules
For accuracy checks in phosphate (phosphorus) determinations
Hach Company Chromium, Hexavalent, Standard Solution, 50 mg/L Cr⁶⁺ (NIST), 100 mL
For accuracy checks in Hexavalent Chromium determinations. 50 mg/L as Cr⁶⁺, 100 mL Bottle
Electron Microscopy Sciences MAC Microanalysis Standard Germanium Grain, 2 x 2 mm
All of our standards are suitable for electron-beam energy dispersive or wavelength dispersive X-ray microanalysis systems. They are supplied with fully authenticated certificates of analyses and a location map for standard identification. Grain of standard measures approximately 2mm x 2mm in size.
Type: Grain
Size: 2 x 2 mm
Electron Microscopy Sciences MAC Microanalysis Standard Gadolinium Grain, 2 x 2 mm
All of our standards are suitable for electron-beam energy dispersive or wavelength dispersive X-ray microanalysis systems. They are supplied with fully authenticated certificates of analyses and a location map for standard identification. Grain of standard measures approximately 2mm x 2mm in size.
Type: Grain
Size: 2 x 2 mm
Waters Corp WATERS CORPORATION Q-Tof Qualification Standards Kit, 11 Components
This Mass Spectrometry (QToF) standards kit is designed for system assessment and contains 11 components for qualification purposes with Qtof MS instruments.
- Designed for system assessment in mass spectrometry (QToF).
- Includes a certificate of analysis.
- Storage condition: –30°C to –10°C (Freezer).
- Shelf life: 6 months.
- Shipping condition: Ambient.
- Supports reversed phase separation mode.
- Utilizes MS detection method.
- Available in liquid and solid formulations.
- Compatible with Qtof MS system types.
- Intended for system performance application.
- One unit per package.
Indofine Chemical CRYPTOTANSHINONE, Herbal Standards, 35825-57-1, >98% by HPLC, 20 mg
CRYPTOTANSHINONE, Herbal Standards, 35825-57-1, >98% by HPLC, 20 mg
Indofine Chemical 3,5-DICAFFEOYLQUINIC ACID, Herbal Standards, 2450-53-5, >98% by HPLC, 20 mg
3,5-DICAFFEOYLQUINIC ACID, Herbal Standards, 2450-53-5, >98% by HPLC, 20 mg