Potassium methyl sulfate
- CAS NO.：562-54-9
- Empirical Formula: CH5KO4S
- Molecular Weight: 152.21
- MDL number: MFCD00040472
- EINECS: 209-231-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:22:15
What is Potassium methyl sulfate?
Chemical properties
white crystalline powder
The Uses of Potassium methyl sulfate
Methylsulfuric acid potassium salt (cas# 562-54-9) is used as a multifunctional printing and dyeing scouring agent.
Properties of Potassium methyl sulfate
| Melting point: | 212-217 °C |
| storage temp. | Hygroscopic, Refrigerator, under inert atmosphere |
| solubility | Methanol (Slightly), Water (Slightly) |
| form | Crystals or Crystalline Powder |
| color | White |
| Water Solubility | Soluble |
| Stability: | Hygroscopic |
| EPA Substance Registry System | Sulfuric acid, monomethyl ester, potassium salt (562-54-9) |
Safety information for Potassium methyl sulfate
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H350:Carcinogenicity |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P281:Use personal protective equipment as required. P362:Take off contaminated clothing and wash before reuse. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for Potassium methyl sulfate
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