Matrix Blanks and Standardization Solutions
Hach Company PhosVer 3 Phosphate Reagent Powder Pillows, 5 mL, pk/100
For phosphate (phosphorus) determination by the PhosVer 3 ascorbic acid method. Sample Size: 5 mL. For use with visual test kits. Pack of 100 powder pillows.
Hach Company Manganese Standard Solution, 10 mg/L as Mn (NIST), pk/20 - 2 mL PourRite Ampules
For accuracy checks in manganese determinations
Hach Company Iron Standard Solution, 1000 mg/L as Fe (NIST), 100 mL
For accuracy checks in iron determinations
Hach Company Monochlor F Reagent Powder Pillows, pk/100
See DownloadsOtherProduct Notice-Monochloramine and Free Ammonia for details on accuracy improvements.For determination of monochloramine, free ammonia and free chlorine by the Indophenol method. Hach Methods 10171, 10172, 10200 and 10241. Pack of 100 powder pillows.*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
Hach Company Potassium Chloride Standard Solution, 35.0 ppt Salinity, 53.0 mS/cm Conductivity, 500 mL
For calibrations/accuracy checks on conductivity/salinity meters.
Sigma Aldrich Fine Chemicals Biosciences Punicalin (A + B mixture) phyproof(R) Reference Substance | 65995-64-4 | 10MG
Punicalin (A + B mixture) phyproof(R) Reference Substance | Purity: >=95.0% (HPLC) | Mol Wt: 782.53 | 65995-64-4 | 10MG
Hach Company Molybdenum Standard Solution, 10 mg/L as Mo (NIST), 100 mL
For accuracy checks in molybdenum determinations
Perkin Elmer US LLC Volatile Sample Pan Kit - Tin, Qty. 400
This pan is ideal for holding volatile liquid or solid samples, including viscous materials. This kit requires, but does not include, the Volatile Sample Sealer (02190061).
Cole-Parmer STANDARD NITRATE 1000PPM SKU 2750324
Choose the compatible solution kit to operate your Cole-Parmer ion-selective electrodes properly.
![Medchemexpress LLC 4-[4-(1,3-benzodioxol-5-yl)-5-pyridin-2-yl-1H-imidazol-2-yl]benzamide | 301836-41-9 | MFCD05865244 | 99.4% | 384.39 g/mol | C22H16N4O3 | 1 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000241727.png-250.jpg)
Medchemexpress LLC 4-[4-(1,3-benzodioxol-5-yl)-5-pyridin-2-yl-1H-imidazol-2-yl]benzamide | 301836-41-9 | MFCD05865244 | 99.4% | 384.39 g/mol | C22H16N4O3 | 1 MG
SB-431542 (Standard) is an analytical standard of a TGF-β receptor kinase inhibitor used as a reference material for qualitative and quantitative methods, commonly applied in HPLC, GC, and MS, and in research of TGF-β signaling and cancer-related pathways.
- Analytical standard for HPLC, GC, and MS.
- High purity: 99.4% (rounded).
- Molecular formula: C22H16N4O3.
- Molecular weight: 384.39 g/mol.
- Physical form: solid suitable for analytical preparation.
- Common applications: signal transduction and cancer research.
- Typical package size: 1 mg available.
Hach Company EDTA Standard Solution, 0.0200N, 200 mL
For hardness determination by buret titration. Hach methods 8222 (calcium) and 8226 (total). 0.0200N (0.0100 M) (N/50) 200 mL bottle
Hach Company Conductivity Standard Solution, 1000 µS/cm,NaCl, 50 mL
Conductivity standard solution,1000 µS/cm ±10 µS/cm at 25°C, 491 mg/L ±2.5 mg/L as Sodium Chloride (NaCl), (1 µS/cm ~ 0.5 mg/L TDS), 50 mL pour-top bottle.
Hach Company Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 3.78 L
For chlorine determination by buret titration. Phenylarsine Oxide (PAO) Standard Solution, 0.00564. 3.78 L Note: also available in Digital Titrator cartridges.
Hach Company EDTA Standard Solution, 0.035N, 100 mL MDB
For hardness determination by drop-count titration