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Sigma-Aldrich 31434 Sodium chloride puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% CAS No.: 7647-14-5 1 kg
Category
Brand
Stock Code
LB.SA.31434-1KG-R
Kısa Bilgi
Linear Formula: NaCl CAS Number: 7647-14-5 Molecular Weight: 58.44 Beilstein: 3534976 EC Number: 231-598-3 MDL number: MFCD00003477 UNSPSC Code: 12352302 PubChem Substance ID: 329753765 NACRES: NA.21 Assay: ≥99.5% Form: solid Solubility: water: soluble 100 mg/mL, clear, colorless
| Sigma-Aldrich 31434 Sodium chloride puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% CAS No.: 7647-14-5 5 kg |
| Teknik Özellikler | |
| Catalog No |
: 31434 |
| Cas Number | : 7647-14-5 |
|
Linear Formula
|
: NaCl
|
| Molecular Weight | : 58.44 |
| EC Number | : 231-589-3 |
| MDL Number | : MFCD00003477 |
| Grade | : ACS reagent, reag. ISO, reag. Ph. Eur., puriss. |
| Vapor pressure | : 1.33 (1.00 mmHg) at 865 °C (1589 °F) hPa |
| Assay |
: ≥ 99.5 %
|
| Form | : powder or crystals |
| İmpurities |
acidity or alkalinity, complies
≤0.0001% potassium hexacyanoferrate(II)
≤0.0003% heavy metals (as Pb)
≤0.001% total nitrogen (N)
≤0.005% free acid (as HCl)
≤0.005% free alkali (as NaOH)
≤0.005% in water insoluble matters
≤0.01% Mg, alkaline earth metals (as Ca)
|
| Loss | : ≤ 0.2 % loss on drying, 130 °C |
| pH | : 5.0 - 8.0 (25 °C, 5%) |
| mp | : 801 °C (lit.) |
| Solubility | : water: soluble100 mg/mL, clear, colorless |
| Anion traces |
bromide (Br-): ≤50 mg/kg
chlorate, nitrate (as NO3-): ≤30 mg/kg
iodide (I-): ≤10 mg/kg
phosphate(PO4³-): ≤5 mg/kg
sulfate (SO4²-): ≤10 mg/kg
|
| Cation traces | Al: ≤0.2 mg/kg
As: ≤0.5 mg/kg
Ba: ≤10 mg/kg
Ca: ≤20 mg/kg
Fe: ≤1 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
|
| Suitability | : complies for appearance of solution |
Tavsiye Ürünler
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