Chloride standard solution
Chloride Standard Solution (CAS 7647-14-5), with the linear formula NaCl and a molecular weight of 58.44 g/mol, is a high-purity inorganic salt. It is particularly noted for its suitability for atomic absorption spectrometry. This solution is available exclusively in Japan and is provided with a concentration of 1 mg/mL of chloride ions, making it ideal for precise analytical applications in chemical synthesis and laboratory settings.
- IUPAC
- Halite
Atomic Absorption Spectrometry Standard
This chloride standard solution, with its defined concentration and low impurity profile, is highly suitable as a calibration standard for atomic absorption spectrometry (AAS). It ensures accurate quantification of chloride ions in various sample matrices.
Analytical Reagent
Utilised as a general analytical reagent in chemical laboratories, this high-purity solution aids in various titration, precipitation, and other quantitative analyses where a reliable source of chloride ions is required.
Chemical Synthesis
In chemical synthesis, this compound can serve as a source of chloride ions or be used in reactions where precise ionic strength or concentration control is necessary. Its purity ensures reliable reaction outcomes.
| Molecular weight | 58.44 |
|---|---|
| Linear formula | NaCl |
| Assay | ≥99.0% |
| Density | 1.199 g/mL at 20 °C |
| Refractive index | n20/D 1.378 |
| Solubility | H2O: soluble1 M, clear, colorless |
| pH | 5.0-9.0 (25 °C, 5% in solution) |
| Melting point | 801 °C(lit.) |
| Concentration | 1 mg/mL Cl- |
| Particle size | −10 mesh |
| Impurities tested | ≤0.005% Insoluble matter |
| Suitability | suitable for atomic absorption spectrometry |
| Water hazard class (WGK, DE) | 1 |
|---|---|
| Cation traces | Ba:, passes testCa: ≤0.002%Fe: ≤2 ppmK: ≤0.005%Mg: ≤0.001%heavy metals (as Pb): ≤5 ppm |
| Anion traces | bromide (Br-): ≤0.01%chlorate, nitrate (as NO3-): ≤0.003%iodide (I-): ≤0.002%phosphate (PO43-): ≤5 ppmsulfate (SO42-): ≤0.004% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|---|
| Uv Absorption | λ: 260 nm Amax: 0.02λ: 280 nm Amax: 0.01 |
| Absorption | A/260 ≤0.01A1M/280, H2O ≤0.01 |
| Turbidity | ≤3.5 NTU |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Chloride Standard Solution used for?
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Chloride Standard Solution is primarily used as a calibration standard for atomic absorption spectrometry, as a general analytical reagent in laboratories, and in chemical synthesis requiring precise control of chloride ion concentration.
What are the CAS number and formula for Chloride Standard Solution?
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The CAS number for Chloride Standard Solution is 7647-14-5, and its linear formula is NaCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chloride Standard Solution with an assay of ≥99.0%. While suitable for AAS and general laboratory use, TSS does not represent this product as USP, BP, or EP grade unless explicitly stated otherwise in the product documentation.
What are the safety and handling considerations for Chloride Standard Solution?
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Chloride Standard Solution is classified under WGK Germany 1, indicating it is slightly hazardous to water. Standard laboratory precautions should be observed, including wearing appropriate personal protective equipment (gloves, eye protection) to avoid contact and inhalation.
Is Chloride Standard Solution available for export?
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This specific Chloride Standard Solution is currently available only in Japan. Please contact TSS for information on other chloride standards or availability in your region.
How can I request a quote or sample?
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To request a quote or a sample, please use the contact form on our website or contact our sales department directly, providing the product name and CAS number.
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