Electrochemistry Standards
Hach Company 2.5 mg/L NH4-N Standard Solution for Amtax sc (2000 mL)
This ready-to-use standard solution contains 2.5 mg/L ammonium (NH4-N) in a 2,000 mL bottle and is intended for calibration and quality control of ammonia/ammonium analyzers.
- Ready-to-use 2,000 mL calibration standard.
- Concentration of 2.5 mg/L NH4-N.
- Supplied in a sealed bottle for stability and handling.
- Intended for calibration and routine quality control of analyzers measuring ammonium/ammonia.
- Available for recurring orders to support regular maintenance schedules.
Hach Company Nitrate Ionic Strength Adjustor (ISA) Buffer Solution, 500 mL
For sample treatment in nitrate determination by ion selective electrode. 500 mL bottle.
Ace Glass, Inc. Vacuum manifold with four variable opening, 0-10mm high vacuum threaded stopcock ports. 320mm overall length with right side hose connection. PTFE plugs with UHDPE handles.
All-glass-and-PTFE vacuum manifold with four right side stopcock ports. Each port is a variable opening, 0-10mm, high vacuum threaded stopcock. Plugs are PTFE with Nylon or PTFE handles and FETFE O-Rings. Ultimate vacuum of 10-7 can be realized with O-Rings as supplied.
Hach Company Chloride Standard Solution, 100 mg/L, 1 L
ISE Standard Solution. Chloride, 100 mg/L ±1 mg/L as Cl- (NIST). 1 L bottle
LaMarKa Chemical Company Anion Check Standard Bromide 1ppm/Sodium Chlorate 0.5ppm/Sulfate 10ppm
Anion Check Standard-Bottle Liter Plastic
Hach Company Chloride Standard Solution, 1000 mg/L, 500 mL
ISE Standard Solution. Chloride, 1000 mg/L ±10 mg/L as Cl- (NIST). 500 mL bottle
Sigma Aldrich Fine Chemicals Biosciences Tartrazine | 1934-21-0 | MFCD00148908 | 500g
Tartrazine | Purity: 85% | MW: 534.36 | 1934-21-0 | MFCD00148908 | 500g
Cole-Parmer Oakton Solution ISA 4M KCL Pint (Accessories for Ion Selective Electrodes)
Solutions and kits for Oakton ISEs. Ensure accurate readings with well maintained and properly calibrated electrodes.
Cole-Parmer ISE Standard solution, fluoride, 0.1 M
Choose from a wide range of ISE parameters based on your ion-selective electrode.