Name: di-Potassium hydrogen phosphate |
Grade: Extra pure |
Application: Synthesis, pH adjustment |
Synonyms: Potassium monohydrogen phosphate, Potassium phosphate dibasic |
CAS Number: 7758-11-4 EC Number: 231-834-5 Molar Mass: 174.18 g/mol Chemical Formula: K2HPO4 |
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نمک ها – سنتز و واکنشهای شیمیایی – pH تنظیم
Categories: Extra pure en, P, pH Adjustment, salts, synthesis and chemical reactions
- General information
- Specification
- Ordering code
- Hazard symbol
General information
General information
Chemical formula: K2HPO4 | Molar Mass: 174.18 g/mol |
Appearance: White powder | Density: 2.44 g/cm3 (20 °C) |
Solub. in water: 1600 g/L (20 °C) | Melting point: decomposes > 465 °C |
pKa: 12.4 | pKb: 6.8 |
Storage temp.: Below +30 °C | Cautions: May be irritant |
pH value: 9 (10 g/L, H2O, 20°C) | Odor: Odorless |
HS-No.: 2835 24 00 | EC-Index-No.: 231-834-5 |
Specification
Specification
Assay | ≥ | 97.0 | % |
pH (5 %) | 8.5 – 9.6 | ||
Chloride | ≤ | 0.3 | % |
Sulfate | ≤ | 0.3 | % |
Insoluble substance | ≤ | 0.5 | % |
Identification (Potassium) | Conforms | ||
Identification (Phosphate) | Conforms | ||
Iron | ≤ | 50 | ppm |
Limit of monobasic or tribasic salt | ≤ | 0.4 | mL |
Loss on drying | ≤ | 2.0 | % |
Carbonate | Conforms | ||
Sodium | Conforms | ||
Limit of flouride | ≤ | 0.01 | % |
Ordering code
Ordering code
Ordering code | 1 kg | 2.5 kg | 5 kg | 10 kg | 20 kg |
P.E. | 423.06.01000.02 | 423.06.05000.02 | 423.06.10000.02 | ||
Glass |
Hazard symbol
Hazard symbol
Hazard Symbol |
محصولات مرتبط
Name: Sodium hypochlorite solution |
Grade: Cleaning agent |
Application: Disinfection |
Synonyms: Bleach, Antiformin, Carrel-Dakin solution |
CAS Number: 7681-52-9 EC Number: 231-668-3 Molar Mass: 74.44 g/mol Chemical Formula: NaClO |
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ضد عفونی و گندزدایی – نمک ها – ضد عفونی کننده ها و گندزداها – اکسنده و کاهنده
Name: Ammonium iron(II) sulfate hexahydrate |
Grade: Laboratory |
Application: Synthesis, Redox |
Synonyms: Ammonium ferrous sulfate hexahydrate |
CAS Number: 7783-85-9 EC Number: 233-151-8 Molar Mass: 392.14 g/mol Chemical Formula: H₈FeN₂O₈S₂ . 6H₂O |
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اکسایش و کاهش ، سنتز و واکنش های شیمیایی، نمک ها، اکسنده ها و کاهنده ها
Name: Di-Sodium tetraborate decahydrate |
Grade: Extra pure |
Application: Synthesis, pH adjustment |
Synonyms: Borax, Sodium biborate decahydrate, Sodium borate decahydrate |
CAS Number: 1303-96-4 EC Number: 005-011-01-1 Molar Mass: 381.37 g/mol Chemical Formula: Na2B4O7.10H2O |
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نمکها، تنظیم pH، سنتز