Molekula
Acide phosphotungstique hydraté
Phosphotungstic acid hydrate
Phosphotungstic acid hydrate is a polyoxometallic compound used as a staining agent in electron microscopy and as a catalyst in organic synthesis. It appears as a yellow crystalline solid, soluble in water and ethanol. Available in high purity with CAS number 12501-23-4, molecular formula H3[P(W3O10)4] · x H2O, and molecular weight 2880.05 g/mol. Store at ambient temperature. Hazardous: signal word Danger. Molekula supplies Phosphotungstic acid hydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Phosphotungstic acid hydrate is a polyoxometallic compound used as a staining agent in electron microscopy and as a catalyst in organic synthesis. It appears as a yellow crystalline solid, soluble in water and ethanol. Available in high purity with CAS number 12501-23-4, molecular formula H3[P(W3O10)4] · x H2O, and molecular weight 2880.05 g/mol. Store at ambient temperature. Hazardous: signal word Danger. Molekula supplies Phosphotungstic acid hydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Spécifications
| Property | Value |
|---|---|
| Appearance | White to off-white to yellow to beige to grey powder or crystals |
| Melting Point | 94°C - 96°C |
| Chloride (Cl) | ≤0.01% |
| Purity | ≥99.0% |
| Solubility in water | 200g / 100g water |
| Iron (Fe) | ≤0.002% |
| Lead (Pb) | ≤0.005% |
| Sulphate (SO4) | ≤0.01% |
| Copper (Cu) | ≤0.001% |
| Substance insoluble in water | ≤0.01% |
| Loss on Ignition (750°C) | ≤ 17% |
| Total nitrogen (N) | ≤0.005% |
Stockage et manipulation
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 46336733 |
| CAS Number | 12501-23-4 |
| Molecular Formula | H3[P(W3O10)4] · x H2O |
| Molecular Weight | 2880.05 |
| SMILES | O.OP(=O)(O)O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O |
| EC / UN Number | 3260 |
| REACH Code | Y110 |
| HTS Code | 28111961 |
| Tariff Code | 2811198090 |
Sécurité et GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Déclarations de danger
- H302 Harmful if swallowed
- H314 (sub cat. 1C) Causes severe skin burns and eye damage
- H411 Toxic to aquatic life with long lasting effects
Déclarations de précaution
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
À usage recherche et industriel uniquement
Documents
Fiches de données de sécurité (FDS)
Disponible en EN.
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 phosphotungstic acid hydrate used for?
It is commonly used as a stain in electron microscopy and as a catalyst in organic synthesis.
What is the chemical formula and molecular weight?
The formula is H3[P(W3O10)4] · x H2O with a molecular weight of 2880.05 g/mol.
How should phosphotungstic acid hydrate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in analytical grade; specific grades may vary based on order volume.
Can Molekula supply phosphotungstic acid hydrate in bulk?
Yes, Molekula can supply bulk quantities—please contact sales for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS).
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Indiquez le produit, le grade et la quantité – Molekula répond généralement sous un jour ouvrable avec le prix et le délai de livraison.