기본 정보
- CAS
10117-38-1- 표준 SMILES
O=S([O-])[O-].[K+].[K+]- InChIKey
BHZRJJOHZFYXTO-UHFFFAOYSA-L- 분자식
- K2O3S
- 평균 분자량
- 158.26 g/mol
- 단동위원소 질량
- 157.884228
이름 및 식별자
- 우선 이름
- Potassium Sulfite
- IUPAC
- dipotassium;sulfite
- 현지명
- 아황산칼륨
- 영어명
- POTASSIUM SULFITE
- 분자식
- H3KO3S
- 분자량
- 122.18
이름 및 동의어
POTASSIUM SULFITE10117-38-1Dipotassium sulfitePotassium sulphiteSulfurous acid, dipotassium saltPotassium sulfite (K2SO3)Sulfurous acid, potassium saltDIPOTASSIUM SULPHITEUNII-015KZC652EINS NO.225HSDB 5052015KZC652E
이름 더 보기
아황산칼륨아황산칼리(무수)아황산칼륨(POTASSIUMSULFITE)포타슘설파이트아황산칼륨(IV)KaliumsulfitdipotassiumsulfitePotassium sulfide anPotassium sulfite,ARPotassium sulfite ,95%potassiumsulfite(k2so3)POTASSIUMSULFITE,POWDERPotassiumsulfite,anhydrous
EINECS 233-321-1POTASSIUM SULFITE [MI]POTASSIUM SULFITE [FCC]POTASSIUM SULFITE [HSDB]DTXSID80889532INS-225EC 233-321-1E-225
데이터베이스 식별자
- CAS
10117-38-1- PubChem CID
- 24958
- DTXSID
DTXSID80889532- UNII
- 015KZC652E
- EC Number
- 233-321-1
- Nikkaji
- J43.951G
물성
구조 계산 물성
- 극성 표면적
- 82.4 Ų
- 수소 결합 공여자 수
- 0
- 수소 결합 수용자 수
- 4
- 회전 가능 결합 수
- 0
- 무거운 원자 수
- 6
- 형식 전하
- 0
- 복잡도
- 18.8
실험 및 물리화학적 성질
Chemical ClassesOther Classes -> Sulfites
Cosmetics
Cosmetic ingredients (Potassium Sulfite) -> CIR (Cosmetic Ingredient Review)
Reducing; Preservative
Food AdditivesUse unspecified -> FDA Substance added to food
Solubility
White crystals or crystalline powder; sol in about 3.5 parts water; decomposed by diluted acids with evolution of sulfur dioxide; pH about 8 /dihydrate/
White-yellowish, hexagonal form; insol in ammonia; slightly sol in alcohol /dihydrate/
Physical Description
Liquid
Dihydrate: White solid; Slowly oxidized by air to sulfate; [Merck Index] White powder; [MSDSonline]
Stability/Shelf LifeGRADUALLY OXIDIZES IN AIR TO SULFATE. /DIHYDRATE/
Other Experimental PropertiesDecomposes on heating /dihydrate/
물리화학적 성질
- 밀도
- 2.353 · 2.353[at 20℃]
- 용해도
- 에탄올에 약간 용해됨
안전 및 규제
안전 정보는 참고용이며, 공급업체의 물질안전보건자료(SDS), 관련 법규 및 전문가 평가를 대체하지 않습니다.
GHS 분류
GHS Classification
This chemical does not meet GHS hazard criteria for 81.5% (242 of 297) of all reports.
Warning
H315 (16.5%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 297 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Danger
유해성 정보
Regulatory Information
Chemical: Sulfurous acid, dipotassium salt
Sulfurous acid, potassium salt (1:2) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Sulfurous acid, potassium salt (1:2) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
REACH registered substance: Potassium sulphite (EC: 233-321-1)
Sulfurous acid, dipotassium salt: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Other Safety InformationIMAP assessments - Sulfurous acid, dipotassium salt: Environment tier I assessment
Hazards SummaryAn irritant; [MSDSonline] See SULFITES.
Hazard Classes and Categories
Skin Irrit. 2 (16.5%)
Acute toxicity - category 4
안전 및 보호
Storage Conditions
화학 및 산업
용도 및 제조
Uses
CIR ingredient: Potassium Sulfite
Used in photography, food and cosmetics (preservative and antioxidant), and drugs (cathartic and diuretic); [HSDB]
Photographic Processing [Category: Other]
Photography; preservative and antioxidant in foods
Medication: cathartic, diuretic
COMPONENT OF PHOTOGRAPHIC DEVELOPERS; FOOD ADDITIVE (EG, PRESERVATIVE & ANTIOXIDANT); INGREDIENT IN COSMETICS (EG, HAIR PREPARATIONS)
U.S. Exports
(1977) No Data
(1979) No Data
U.S. Imports
(1977) No Data
(1979) No Data
U.S. Production
2023: 100,000,000 - <250,000,000 lb
(1977) No Data
(1979) No Data
Consumer UsesEtching agent
Industry UsesReducing agent
Methods of ManufacturingPROBABLY BY THE ABSORPTION OF SULFUR DIOXIDE IN POTASSIUM CARBONATE OR POTASSIUM HYDROXIDE
Formulations/PreparationsGrades: technical; CP; FCC.
Use Classification
Food Additives -> ANTIOXIDANT; PRESERVATIVE -> JECFA Functional Classes
Cosmetics -> Reducing; Preservative
General Manufacturing Information
Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing
Sulfurous acid, potassium salt (1:2): ACTIVE
응용 분야
관련 반응
3건
화합물 노트
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