STANNOUS SULPHATE
Tin (II) Sulfate
CAS: 7488-55-3
Molecular Formula: O4SSn
STANNOUS SULPHATE - Names and Identifiers
| Name | Tin (II) Sulfate |
| Synonyms | Tin sulfate Tin Sulfate Tin sulphate Tin ii sulfate sulfated'etain TIN(+2)SULFATE tin(2+) sulfate TIN(II) SULFATE sulfatestanneux TIN(II) SULPHATE Tin (II) Sulfate STANNOUS SULFATE STANNOUS SULPHATE STANNAIC SULPHATE |
| CAS | 7488-55-3 |
| EINECS | 231-302-2 |
| InChI | InChI=1/H2O4S.Sn.4H/c1-5(2,3)4;;;;;/h(H2,1,2,3,4);;;;;/q;+2;;;;/p-2/rH2O4S.H4Sn/c1-5(2,3)4;/h(H2,1,2,3,4);1H4/q;+2/p-2 |
STANNOUS SULPHATE - Physico-chemical Properties
| Molecular Formula | O4SSn |
| Molar Mass | 214.77 |
| Density | 4,15 g/cm3 |
| Melting Point | 360 °C |
| Water Solubility | 330 g/L (20 ºC) |
| Solubility | Soluble in water and dilute sulfuric acid |
| Vapor Presure | 0Pa at 20℃ |
| Appearance | Solid |
| Specific Gravity | 1.35 |
| Color | White to off-white |
| Exposure Limit | ACGIH: TWA 2 mg/m3NIOSH: IDLH 100 mg/m3; TWA 2 mg/m3 |
| Merck | 14,8790 |
| PH | 1.6 (50g/l, H2O, 20℃) |
| Storage Condition | no restrictions. |
| Stability | Stable, but moisture sensitive. Incompatible with strong oxidizing agents. |
| Sensitive | Easily absorbing moisture |
| MDL | MFCD00011246 |
| Physical and Chemical Properties | White or pale yellow crystalline powder. solubility soluble in water, 35 ° C solubility of 33g/100ml of water. Soluble in dilute sulfuric acid. |
| Use | Main raw materials for surface treatment of tin and aluminum alloys in electroplating industry |
STANNOUS SULPHATE - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R36/37 - Irritating to eyes and respiratory system. R68 - Possible risk of irreversible effects R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R48/22 - Harmful danger of serious damage to health by prolonged exposure if swallowed. R43 - May cause sensitization by skin contact R20 - Harmful by inhalation |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S39 - Wear eye / face protection. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S60 - This material and its container must be disposed of as hazardous waste. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S37 - Wear suitable gloves. S53 - Avoid exposure - obtain special instructions before use. |
| UN IDs | UN 3260 8/PG 3 |
| WGK Germany | - |
| RTECS | WT1255000 |
| TSCA | Yes |
| HS Code | 28332990 |
| Toxicity | LD50 orally in Rabbit: 2207 mg/kg |
STANNOUS SULPHATE - Upstream Downstream Industry
STANNOUS SULPHATE - Reference Information
Open Data Unverified Data
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| solubility in water (g/100ml) | grams dissolved per 100ml of water: 18.9g/20 ℃ |
| toxicity | masks should be used when there is a lot of dust. Pay attention to protect the skin. During the production, the operator should wear protective equipment and be well ventilated. |
| Use | used as electroplating solution, printing and dyeing mordant and salt for tin plating and stannous preparation used as mordant for fabric, also used in tin electroplating industry tin and aluminum alloy surface treatment of the main raw material electroplating industry as a plating solution. The printing and dyeing industry is used as a mordant. It is also used as a reagent for chemical analysis and the like. analysis reagent; Tin plating for electroplating industry used as electroplating solution, printing and dyeing mordant, chemical analysis reagent. And tin and stannous salts. |
| production method | synthesis stannous chloride was dissolved in hydrochloric acid, diluted with water, and sodium carbonate was added until the solution was alkaline. The reaction was carried out with sulfuric acid, the crystal was evaporated, filtered and dried to obtain stannous sulfate. SnC12 Na2CO3 → 2NaCl CO2 SnO ↓ SnO H2SO4 → SnSO4 H2O |
Last Update：2024-04-09 19:43:38
STANNOUS SULPHATE - Nature
Open Data Verified Data
white or pale yellow crystalline powder. Soluble in water. Solubility 33g/lOOmL water at 35 °c. Loss of sulfur dioxide decomposition at 360c. Soluble in dilute sulfuric acid. It is slowly oxidized to a tetravalent tin Salt in air. The acidic solution was stable.
Last Update：2024-01-02 23:10:35
STANNOUS SULPHATE - Preparation Method
Open Data Verified Data
synthesis: stannous chloride is dissolved in hydrochloric acid, diluted with water, and sodium carbonate is added until the solution is alkaline. Further sulfuric acid reaction, evaporation crystallization, filtration, drying, prepared stannous sulfate.
Last Update：2022-01-01 11:04:25
STANNOUS SULPHATE - Introduction
Sensitive to humidity. It is decomposed into tin dioxide and sulfur dioxide at about 378 ℃. It is soluble in water and dilute sulfuric acid, and the aqueous solution decomposes rapidly, and basic sulfate is precipitated at the same time. Dissolve 33g/100ml of water at 35 ℃. Decompose and lose sulfur dioxide at 360 ℃. Slowly oxidized to tetravalent tin salt in the air. The acidic solution is stable. Corrosive
Last Update：2022-10-16 17:28:24
STANNOUS SULPHATE - Use
Open Data Verified Data
The electroplating industry is used as a plating solution. The printing and dyeing industry is used as a mordant. It is also used as a reagent for chemical analysis and the like.
Last Update：2022-01-01 11:04:25
STANNOUS SULPHATE - Safety
Open Data Verified Data
packed in plastic woven bags lined with polyethylene plastic bags, each with a net weight of 50kg. Should be stored in a cool, dry warehouse. Pay attention to moisture-proof and sealed storage. Rain shall be prevented during transportation, and it is not allowed to be stored and mixed with edible articles. Use a gas mask when there is a lot of dust. Pay attention to protect the skin. During the production, the operator should wear protective equipment and be well ventilated.
Last Update：2022-01-01 11:04:26
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Raw Materials for STANNOUS SULPHATE