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Merck 101737.0500 | Barium hydroxide octahydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS No. 12230-71-6 - 500G
KDV Hariç: 78,62 EUR
Fiyatı: 4.128,92 TL
Ürünün Kategorileri
Analiz için Tuzlar / Salts for analysis EMSURE®
Farmakope Analizleri için Tuzlar / Salts for Pharmacopoeia Analysis
| Catalogue Number | 101737 |
| Synonyms | Caustic baryta, Barium oxide hydrate octahydrate |
| CAS number | 12230-71-6 |
| EC index number | 056-002-00-7 |
| EC number | 241-234-5 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | BaH₂O₂ * 8 H₂O |
| Chemical formula | Ba(OH)₂ * 8 H₂O |
| Molar Mass | 315.48 g/mol |
| HS Code | 2816 40 00 |
| Density | 2.18 g/cm3 (20 °C) |
| Melting Point | 78 °C |
| pH value | 14 (H₂O, 20 °C) (saturated aqueous solution) |
| Bulk density | 900 - 1100 kg/m3 |
| Solubility | 72 g/l |
| Hazard Pictogram(s) |   |
| Hazard Statement(s) | H302 + H332: Harmful if swallowed or if inhaled H314: Causes severe skin burns and eye damage. |
| Precautionary Statement(s) | P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. |
| Storage class | 8B Non-combustible, corrosive hazardous materials |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Hazard Symbols |  Harmful Corrosive |
| Categories of danger | harmful, corrosive |
| R Phrase | R 20/22-34 Harmful by inhalation and if swallowed.Causes burns. |
| S Phrase | S 26-28-36/37-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of water.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Storage | Store at +5°C to +30°C. |
| Assay (acidimetric) | ≥ 98.0 % |
| Substances insoluble in dilute hydrochloric acid | ≤ 0.005 % |
| Carbonate (as BaCO₃) | ≤ 2.0 % |
| Chloride (Cl) | ≤ 0.001 % |
| Sulphide (S) | ≤ 0.0005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Ca (Calcium) | ≤ 0.002 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.01 % |
| Na (Sodium) | ≤ 0.01 % |
| Pb (Lead) | ≤ 0.001 % |
| Sr (Strontium) | ≤ 0.5 % |
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