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تری سدیم سیترات 111037 مرک tri-Sodium citrate 111037Merck
تری سدیم سیترات111037 مرک
tri-Sodium citrate111037Merck
| CAS # | EC Number | Hill Formula | Molar Mass | Grade Value |
|---|---|---|---|---|
| 68-04-2 | 200-675-3 | C₆H₅Na₃O₇ | 258.07 g/mol | USP,FCC,E 331 |
Pricing & Availability
| Catalogue Number | Availability | Packaging | Qty/Pack | Price | Quantity | |
|---|---|---|---|---|---|---|
| 1110371000 |
|
Plastic bottle | 1 kg |
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| 1110379026 |
|
Plastic drum | 25 kg |
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| 1110379028 |
|
Plastic drum | 25 kg |
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| Description | |
|---|---|
| Catalogue Number | 111037 |
| Product Information | |
|---|---|
| CAS number | 68-04-2 |
| EC number | 200-675-3 |
| Grade | USP,FCC,E 331 |
| Hill Formula | C₆H₅Na₃O₇ |
| Molar Mass | 258.07 g/mol |
| HS Code | 2918 15 00 |
| Structure formula Image | |
| Quality Level | MQ500 |
| Physicochemical Information | |
|---|---|
| Density | 1.76 g/cm3 (18 °C) |
| Melting Point | 150 °C (decomposition) |
| pH value | 7.5 - 9.0 (10 g/l, H₂O, 20 °C) |
| Bulk density | 900 kg/m3 |
| Solubility | 425 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat > 8000 mg/kg |
| Safety Information according to GHS | |
|---|---|
| RTECS | GR8300000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly hazardous to water |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Storage and Shipping Information | |
|---|---|
| Storage | Storage temperature: no restrictions. |
| Specifications | |
|---|---|
| Assay (perchloric acid titration, calc. on dried substance (USP)) | 99.0 - 100.5 % |
| Assay (Perchloric acid titration calc. on anhydrous substance (FCC)) | 99.0 - 100.5 % |
| Identity (Na) | passes test |
| Identity (Citrate) | passes test |
| Identity (reaction upon ignition) | passes test |
| Appearance | white to almost white, fine, granular powder |
| Alkaline reacting substances | passes test |
| pH (50 g/l CO₂-free water) | 7.5 - 9.0 |
| Heavy metals (as Pb) | ≤ 5 ppm |
| Al (Aluminium) | ≤ 5 ppm |
| As (Arsenic) | ≤ 1 ppm |
| As (Arsenic) (ICP) | ≤ 1 ppm |
| Hg (Mercury) | ≤ 1 ppm |
| Pb (Lead) | ≤ 1 ppm |
| Pb (Lead) (ICP) | ≤ 1 ppm |
| Oxalate (as C₂H₂O₄) | ≤ 100 ppm |
| Tartrate (C₄H₄O₆) | passes test |
| Residual solvents (ICH (Q3C)) | excluded by manufacturing process |
| Loss on drying (180 °C, 18 h) | ≤ 1.0 % |
| Water (according to Karl Fischer) | ≤ 1.0 % |
| Corresponds to USP, FCC, E 331 Conforms to the purity criteria on food additives according to the current European Commission Regulation. Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). |
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