L(+)-Tartaric Acid 25KG
cryst., EMPROVE® ESSENTIAL Ph Eur,BP,JP,NF,E 334
Manufacturer: Merck
Catalog ID: 100802.9029
Stock: In Stock
Description
| Catalogue Number | 100802 |
| Synonyms | 2,3-Dihydroxybutanedioic acid |
| Description | L(+)-Tartaric acid |
Product Information
| CAS number | 87-69-4 |
| EC number | 201-766-0 |
| Grade | Ph Eur,BP,JP,NF,E 334 |
| Hill Formula | C₄H₆O₆ |
| Chemical formula | HOOCCH(OH)CH(OH)COOH |
| Molar Mass | 150.08 g/mol |
| HS Code | 2918 12 00 |
Physicochemical Information
| Density | 1.76 g/cm3 (20 °C) |
| Flash point | 210 °C |
| Ignition temperature | 425 °C |
| Melting Point | 168 - 170 °C |
| pH value | 1.6 (100 g/l, H₂O, 25 °C) |
| Vapor pressure | <5 Pa (20 °C) |
| Bulk density | 1000 kg/m3 |
| Solubility | 1390 g/l |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| Assay (acidimetric; calculated on dried substance) | 99.7 - 100.5 % |
| Identity | conforms |
| Appearance of solution (10 %; water) | conforms |
| Spec. rotation [α²5/D (20 %; water calculated on dried substance) | +12.0 - +13.0 ° |
| Spec. rotation [α²0/D (20 %; water calculated on dried substance) | +12.0 - +12.8 ° |
| Chloride (Cl) | ≤ 0.0100 % |
| Sulphate (SO₄) | ≤ 0.0150 % |
| Sulphate (NF) | passes test |
| Heavy metals (as Pb) | ≤ 0.0010 % |
| As (Arsenic) | ≤ 0.0001 % |
| Ca (Calcium) | ≤ 0.0200 % |
| Calcium (JP) | passes test |
| Hg (Mercury) | ≤ 0.0001 % |
| Pb (Lead) | ≤ 0.0002 % |
| Oxalates (as C₂H₂O₄) | ≤ 0.01 % |
| Oxalate (JP) | passes test |
| Oxalate (NF) | passes test |
| Residual solvents (ICH Q3C) | excluded by production process |
| Sulfated ash (600 °C) | ≤ 0.05 % |
| Loss on Drying (105°C) | ≤ 0.2 % |
| 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 (*). Conforms to the purity criteria on food additives according to the current European Commission Regulation. | |
| Corresponds to Ph Eur, BP, JP, NF, E 334 |
