醋酸钾（CAS 127-08-2）：分子式 C2H3O2K、分子量 98.14；类别 防腐剂。
| CAS号 | 127-08-2 |
|---|---|
| 分子式 | C2H3O2K |
| 分子量 | 98.14 |
| 熔点 | 292 °C |
| 应用领域 | Uses: CIR ingredient: Potassium Acetate、Used as a potassium supplement、[Merck Index] Used in the chemical industry (synthesis)、textile processing industry、anti-freeze agents、foods (permitted additive in the UK)、and pharmaceuticals、Also used as a pH regulator and industrial de-icer、[IUCLID] Used in foods as a buffer and antimicrobial preservative、[JECFA] Used as a dehydrating agent and in crystal glass、[Hawley]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、PRESERVATIVE -> JECFA Functional Classes、Cosmetics -> Film forming、Industry Uses: Chemical reaction regulator、pH regulating agent、Other、Lubricating agent、Anti-freeze agent、Defoamer、Laboratory chemicals、Intermediate、Preservative、Soil amendments (fertilizers)、Catalyst、Corrosion inhibitor、Not Known or Reasonably Ascertainable、Flame retardant、Consumer Uses: Anti-scaling agent、Household Products: Information on 3 consumer products that contain Potassium Acetate in the following categories is provided:、• Inside the Home、U.S. Production: 2023: 250、000、000 - <400、000 lb、2022: 250、2021: 250、2020: 100、000 - <250、General Manufacturing Information: Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、Agriculture、Forestry、Fishing and Hunting、Plastics Material and Resin Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Miscellaneous Manufacturing、Food、beverage、and tobacco product manufacturing、All Other Basic Organic Chemical Manufacturing、Acetic acid、potassium salt (1:1): ACTIVE |
| 类别 | 防腐剂 |
登记用途：Uses: CIR ingredient: Potassium Acetate、Used as a potassium supplement、[Merck Index] Used in the chemical industry (synthesis)、textile processing industry、anti-freeze agents、foods (permitted additive in the UK)、and pharmaceuticals、Also used as a pH regulator and industrial de-icer、[IUCLID] Used in foods as a buffer and antimicrobial preservative、[JECFA] Used as a dehydrating agent and in crystal glass、[Hawley]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、PRESERVATIVE -> JECFA Functional Classes、Cosmetics -> Film forming、Industry Uses: Chemical reaction regulator、pH regulating agent、Other、Lubricating agent、Anti-freeze agent、Defoamer、Laboratory chemicals、Intermediate、Preservative、Soil amendments (fertilizers)、Catalyst、Corrosion inhibitor、Not Known or Reasonably Ascertainable、Flame retardant、Consumer Uses: Anti-scaling agent、Household Products: Information on 3 consumer products that contain Potassium Acetate in the following categories is provided:、• Inside the Home、U.S. Production: 2023: 250、000、000 - <400、000 lb、2022: 250、2021: 250、2020: 100、000 - <250、General Manufacturing Information: Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、Agriculture、Forestry、Fishing and Hunting、Plastics Material and Resin Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Miscellaneous Manufacturing、Food、beverage、and tobacco product manufacturing、All Other Basic Organic Chemical Manufacturing、Acetic acid、potassium salt (1:1): ACTIVE。
醋酸钾 是一种化工化合物，登记 CAS 号为 127-08-2，分子式 C2H3O2K（分子量 98.14），归属于防腐剂大类化工原料。
登记 CAS 号：127-08-2
其分子式 C2H3O2K 由 2 个碳、3 个氢、2 个氧、1 个钾 组成。
别名/同义词：醋酸钾 · Potassium Acetate · POTASSIUM ACETATE, ACS
所属分类：防腐剂
醋酸钾 的 CAS 登记号为 127-08-2。
分子式 C2H3O2K，分子量 98.14。
别名/同义词：醋酸钾、Potassium Acetate、POTASSIUM ACETATE, ACS。
登记用途：Uses: CIR ingredient: Potassium Acetate、Used as a potassium supplement、[Merck Index] Used in the chemical industry (synthesis)、textile processing industry、anti-freeze agents、foods (permitted additive in the UK)、and pharmaceuticals、Also used as a pH regulator and industrial de-icer、[IUCLID] Used in foods as a buffer and antimicrobial preservative、[JECFA] Used as a dehydrating agent and in crystal glass、[Hawley]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、PRESERVATIVE -> JECFA Functional Classes、Cosmetics -> Film forming、Industry Uses: Chemical reaction regulator、pH regulating agent、Other、Lubricating agent、Anti-freeze agent、Defoamer、Laboratory chemicals、Intermediate、Preservative、Soil amendments (fertilizers)、Catalyst、Corrosion inhibitor、Not Known or Reasonably Ascertainable、Flame retardant、Consumer Uses: Anti-scaling agent、Household Products: Information on 3 consumer products that contain Potassium Acetate in the following categories is provided:、• Inside the Home、U.S. Production: 2023: 250、000、000 - <400、000 lb、2022: 250、2021: 250、2020: 100、000 - <250、General Manufacturing Information: Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、Agriculture、Forestry、Fishing and Hunting、Plastics Material and Resin Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Miscellaneous Manufacturing、Food、beverage、and tobacco product manufacturing、All Other Basic Organic Chemical Manufacturing、Acetic acid、potassium salt (1:1): ACTIVE。
所属分类：防腐剂。
醋酸钾（CAS 127-08-2）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 127-08-2 |
|---|---|
| PubChem CID | 517044 |
| Molecular formula | C2H3O2K |
| IUPAC name | potassium acetate |
| UNII (FDA) | M911911U02 |
| FEMA number | 2920 |
| Molecular Weight | 98.14 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 97.97701082 |
| Monoisotopic Mass | 97.97701082 |
| Topological Polar Surface Area | 40.1 |
| Heavy Atom Count | 5 |
| Melting Point | 292 °C |
|---|---|
| Melting Point | 309 °C |
| Density | 1.6 g/cm³ |
| Density | 1.57 @25 °C |
| pH | 7,5-9,0 (5 % aqueous solution) |
Potassium acetate; 127-08-2; Diuretic salt; ACETIC ACID, POTASSIUM SALT; Potassium ethanoate; Acetic acid, potassium salt (1:1); FEMA No. 2920; Octan draselny; Kali aceticum; Potassium acetates; DTXSID7027043; Potassium acetate in plastic container; INS NO.261; E261; INS-261; INS-261(I)
| Regulatory & Food Contact | FDA Substance added to food: FLAVORING AGENT OR ADJUVANT ACIDITY_REGULATOR; PRESERVATIVE: Food Additives Group ADI of "not limited" for acetic acid and its potassium and sodium salts. This ADI was maintained at the NMRS 53/TRS 539-JECFA 17/35 FAS 5/NMRS 53A-JECFA 17/31 CIR / INCI: Cosmetic ingredients (Potassium Acetate) -> CIR (Cosmetic Ingredient Review) |
|---|---|
| GHS notification summary | 87.3% (418 / 479) |
| GHS notification summary | 87.3% (418 / 479) |
|---|---|
| Reported hazard statements | H315 (11.5%), H319 (12.7%), H335 (11.5%) |
This chemical does not meet GHS hazard criteria for 87.3% (418 of 479) of all reports.
H315 (11.5%): Causes skin irritation [Warning Skin corrosion/irritation]
POTASSIUM ACETATE, ACS · CAS 127-08-2 · C2H3O2K. UNII M911911U02. Melting Point: 292 °C; Melting Point: 309 °C; Density: 1.6 g/cm³.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Potassium Acetate