Pyridines and derivatives
Medchemexpress LLC Chlorophosphonazo III | 1914-99-4 | MFCD00042698 | 757.36 g/mol | C22H16Cl2N4O14P2S2 | 500 MG
Chlorophosphonazo III is a colorimetric reagent used for spectrophotometric determination of calcium and magnesium and for detection of various metal ions. Supplied as a solid powder, it is used in biochemical assays to measure alkaline earth metals and certain transition and actinide elements under pH-specific conditions.
- Colorimetric reagent for calcium and magnesium determination
- Effective at pH-specific measurements (calcium at pH 2.2; calcium and magnesium at pH 7.0)
- Suitable for spectrophotometric detection of titanium, zirconium, thorium, scandium, and select actinides
- Supplied as a solid powder in laboratory pack sizes, including 500 mg
- Accompanied by product datasheet and safety data sheet for handling guidance
Medchemexpress LLC Chlorophosphonazo III | 1914-99-4 | MFCD00042698 | 93.1% | 757.36 g·mol⁻¹ | C22H16Cl2N4O14P2S2 | 100 MG
Chlorophosphonazo III is a colorimetric reagent for spectrophotometric determination of alkaline earth metals and other metal ions. It measures calcium at pH 2.2 and both calcium and magnesium at pH 7.0, and is used for laboratory assays and analytical determinations. Intended for research use only.
- Sensitive reagent for calcium and magnesium detection.
- Allows calcium-only measurement at pH 2.2.
- Allows simultaneous calcium and magnesium measurement at pH 7.0.
- Applicable to spectrophotometric determination of titanium, zirconium, thorium, scandium, and certain actinides.
- Provided in laboratory pack sizes including 100 mg.
- For research use only; not for human or clinical use.
Medchemexpress LLC Chlorophosphonazo III | 1914-99-4 | MFCD00042698 | 93.1% | 757.36 | C22H16Cl2N4O14P2S2 | 1 G
Chlorophosphonazo III is a colorimetric reagent used for spectrophotometric determination of calcium and magnesium and for detection of several other metal ions. It is supplied as a brown-to-black solid powder, soluble in DMSO, intended for research use, and stored under low-temperature conditions to preserve stability. HPLC batch purity is approximately 93.1%.
- Colorimetric reagent for calcium and magnesium detection.
- Also used for spectrophotometric determination of titanium, zirconium, thorium, scandium, and actinide elements.
- Brown-to-black solid suitable for preparing stock solutions in DMSO.
- Soluble in DMSO at about 35 mg/mL; ultrasonic agitation may be required.
- Powder storage at -20°C for long-term stability; solution storage requires colder temperatures.
- HPLC purity approximately 93.1% by certificate of analysis.