Molekula
Tartrate double de potassium et de sodium tétrahydraté (sel de Seignette) (RD.)
Potassium sodium tartrate tetrahydrate (Rochelle Salt) (RD.)
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
Potassium sodium tartrate tetrahydrate, also known as Rochelle Salt, is a double salt of potassium and sodium tartrate widely used in biochemical research, pharmaceuticals, and as a buffering agent in analytical chemistry. It is also employed in the production of baking powder and as a food additive (E337). This chemical has a CAS number of 6381-59-5, with the molecular formula C4H4KNaO6 and a molecular weight of 210.16. It can be stored safely at ambient conditions and carries no signal word for hazard classification. Molekula supplies Potassium sodium tartrate tetrahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Potassium sodium tartrate tetrahydrate, also known as Rochelle Salt, is a double salt of potassium and sodium tartrate widely used in biochemical research, pharmaceuticals, and as a buffering agent in analytical chemistry. It is also employed in the production of baking powder and as a food additive (E337). This chemical has a CAS number of 6381-59-5, with the molecular formula C4H4KNaO6 and a molecular weight of 210.16. It can be stored safely at ambient conditions and carries no signal word for hazard classification. Molekula supplies Potassium sodium tartrate tetrahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Prix sur demande — emballages disponibles de la recherche à la quantité industrielle.
Les prix ne comprennent pas la TVA, les taxes sur les ventes ni les frais d'expédition. Des emballages en grande quantité et sur mesure sont disponibles sur demande.
Spécifications
| Property | Value |
|---|---|
| Appearance | White to off white powder |
| Heavy metals | ≤5ppm |
| Identification | Conforms to reference |
| Loss on Drying | 21.0 - 26.0% at 150°C |
| Chloride (Cl-) | ≤100ppm |
| Assay | 99.5 - 102.0% |
| Sieve Analysis | ≥80% passing 80 mesh sieve (0.2)mm |
| Iron (Fe) | ≤5ppm |
| pH (1% aq. sol.) | 6.5 - 8.5 |
| Lead (Pb) | ≤2ppm |
| Mercury (Hg) | ≤1ppm |
| Arsenic (As) | ≤3ppm |
| Sulphates (SO4)(2-) | ≤100ppm |
| Oxalate (Oxalic acid) | ≤100ppm |
| Ammonia (NH3) | ≤7ppm |
| Sieve analysis 0.5mm | Retained on 0.5mm -0% |
| Sieve analysis 0.315 mm | Retained on 0.315 mm ≤15% |
| Sieve analysis 0.063mm | Passing 0.063mm ≤48% |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | Ambient |
| Acidité | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037394 |
| Numéro CAS | 6381-59-5 |
| Formule moléculaire | C4H4KNaO6 |
| Masse moléculaire | 210.16 |
| Code REACH | Y110 |
| Inscrit au TSCA | Oui |
| Code HTS | 2918.13.3000 |
| Code tarifaire | 29181300 |
Sécurité et GHS
Déclarations de précaution
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
Documents
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is potassium sodium tartrate tetrahydrate (Rochelle Salt) commonly used for?
It is primarily used as a buffering agent in food (e.g., baking powder), a laboratory reagent for pH control, and in the production of tartrates in pharmaceuticals.
What is the chemical formula and molecular weight of Rochelle Salt?
The chemical formula is **C₄H₄KNaO₆**, and the molecular weight is **210.16 g/mol**.
How should Rochelle Salt be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from moisture and incompatible substances.
What grades or purities of Rochelle Salt does Molekula supply?
Molekula supplies **analytical reagent (AR) grade** and **food-grade** Rochelle Salt, depending on application requirements.
Can Molekula supply Rochelle Salt in bulk quantities?
Yes, Molekula can supply Rochelle Salt in **bulk quantities** (minimum order quantities may apply—please inquire for details).
What documentation comes with an order of Rochelle Salt?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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