磷酸氢二钾（CAS 7758-11-4）：分子式 HK2O4P、分子量 174.176；类别 酸度调节剂。
| CAS号 | 7758-11-4 |
|---|---|
| 分子式 | HK2O4P |
| 分子量 | 174.176 |
| 应用领域 | Uses: CIR ingredient: Dipotassium Phosphate、Used as a buffering agent and corrosion inhibitor in anti-freeze、a culture nutrient for the production of antibiotics、a sequestrant、an emulsifier in cheeses、and a buffer in coffee creamers、Also used in specialty fertilizers、paper-processing aids、and saline cathartics、[HSDB] Used as yeast nutrient、humectant、and laboratory reagent、[CHEMINFO]、Pulp and Paper Processing [Category: Industry]、Buffering agent in anti-freeze、nutrient in the culturing of antibiotics、Sequestrant、emulsifier in specified cheeses、Most of the commercial output of dipotassium phosphate is used in conjunction with borates、nitrites、nitrates、and、or silicates as corrosion inhibitor systems in ethylene glycol antifreeze formulations. Its second largest use is as a buffer in coffee creamers to prevent casein protein precipitation by coffee acids. Other uses include specialty fertilizers、and saline cathartics.、Use Classification: Food additives、Food Additives -> ACIDITY_REGULATOR、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Buffering、Household Products: Information on 6 consumer products that contain Dipotassium phosphate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Personal Care、Methods of Manufacturing: BY REACTING POTASSIUM CARBONATE OR POTASSIUM HYDROXIDE WITH PHOSPHORIC ACID.、Formulations、Preparations: INJECTION、2 MEQ OF POTASSIUM ION AND 1 MEQ OF HYDROGEN PHOSPHATE ION PER ML WITH BENZYL ALCOHOL 0.9%、30 ML VIALS、POWDER NATIONAL FORMULARY.、Grades: commercial、pure、highest purity、NF、National Formulary、FCC、Food Chemicals Codex、Solid and 50% active solution、Consumption Patterns: 68-70% AS A CORROSION INHIBITOR FOR ANTIFREEZE、29-30% AS A BUFFERING AGENT FOR COFFEE CREAMERS、MINOR AMOUNTS USED IN PAPER PROCESSING、AS FERTILIZER、AS YEAST NUTRIENT、IN PHARMACEUTICALS、& AS CHEMICAL REAGENTS (1973)、U.S. Production: (1973) PROBABLY GREATER THAN 5X10+9 G (USE)、(1975) 4.54-6.36X10+9 GRAMS (SUPPLY)、General Manufacturing Information: Phosphoric acid、potassium salt (1:2): ACTIVE、THE PROPERTIES OF、POTASSIUM PHOSPHATE、... DI-SALTS GIVE THEM EXCELLENT POTENTIAL AS FERTILIZERS、BUT HERETOFORE THEY HAVE RECEIVED SCANT ATTENTION BY THE INDUSTRY BECAUSE OF HIGH COSTS OF PRODUCTION.、... CAN INACTIVATE METALLIC IONS、WHICH ARE CAPABLE OF INTERFERING WITH NECESSARY FOOD-PROCESSING REACTIONS ...、INACTIVATION IS、EITHER BY PPTN & REMOVING THEM FROM INTERFERENCE WITH DESIRED FOOD-PROCESSING REACTIONS OR BY COMPLEXING & MAINTAINING THEM IN SOL、BOUND STATE.、PHOSPHATES |
| 类别 | 酸度调节剂 |
登记用途：Uses: CIR ingredient: Dipotassium Phosphate、Used as a buffering agent and corrosion inhibitor in anti-freeze、a culture nutrient for the production of antibiotics、a sequestrant、an emulsifier in cheeses、and a buffer in coffee creamers、Also used in specialty fertilizers、paper-processing aids、and saline cathartics、[HSDB] Used as yeast nutrient、humectant、and laboratory reagent、[CHEMINFO]、Pulp and Paper Processing [Category: Industry]、Buffering agent in anti-freeze、nutrient in the culturing of antibiotics、Sequestrant、emulsifier in specified cheeses、Most of the commercial output of dipotassium phosphate is used in conjunction with borates、nitrites、nitrates、and、or silicates as corrosion inhibitor systems in ethylene glycol antifreeze formulations. Its second largest use is as a buffer in coffee creamers to prevent casein protein precipitation by coffee acids. Other uses include specialty fertilizers、and saline cathartics.、Use Classification: Food additives、Food Additives -> ACIDITY_REGULATOR、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Buffering、Household Products: Information on 6 consumer products that contain Dipotassium phosphate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Personal Care、Methods of Manufacturing: BY REACTING POTASSIUM CARBONATE OR POTASSIUM HYDROXIDE WITH PHOSPHORIC ACID.、Formulations、Preparations: INJECTION、2 MEQ OF POTASSIUM ION AND 1 MEQ OF HYDROGEN PHOSPHATE ION PER ML WITH BENZYL ALCOHOL 0.9%、30 ML VIALS、POWDER NATIONAL FORMULARY.、Grades: commercial、pure、highest purity、NF、National Formulary、FCC、Food Chemicals Codex、Solid and 50% active solution、Consumption Patterns: 68-70% AS A CORROSION INHIBITOR FOR ANTIFREEZE、29-30% AS A BUFFERING AGENT FOR COFFEE CREAMERS、MINOR AMOUNTS USED IN PAPER PROCESSING、AS FERTILIZER、AS YEAST NUTRIENT、IN PHARMACEUTICALS、& AS CHEMICAL REAGENTS (1973)、U.S. Production: (1973) PROBABLY GREATER THAN 5X10+9 G (USE)、(1975) 4.54-6.36X10+9 GRAMS (SUPPLY)、General Manufacturing Information: Phosphoric acid、potassium salt (1:2): ACTIVE、THE PROPERTIES OF、POTASSIUM PHOSPHATE、... DI-SALTS GIVE THEM EXCELLENT POTENTIAL AS FERTILIZERS、BUT HERETOFORE THEY HAVE RECEIVED SCANT ATTENTION BY THE INDUSTRY BECAUSE OF HIGH COSTS OF PRODUCTION.、... CAN INACTIVATE METALLIC IONS、WHICH ARE CAPABLE OF INTERFERING WITH NECESSARY FOOD-PROCESSING REACTIONS ...、INACTIVATION IS、EITHER BY PPTN & REMOVING THEM FROM INTERFERENCE WITH DESIRED FOOD-PROCESSING REACTIONS OR BY COMPLEXING & MAINTAINING THEM IN SOL、BOUND STATE.、PHOSPHATES。
磷酸氢二钾 是一种化工化合物，登记 CAS 号为 7758-11-4，分子式 HK2O4P（分子量 174.176），归属于酸度调节剂大类化工原料。
登记 CAS 号：7758-11-4
其分子式 HK2O4P 由 1 个氢、2 个钾、4 个氧、1 个磷 组成。
别名/同义词：磷酸氢二钾 · Potassium hydrogen phosphate anhydrous · Dipotassium Phosphate · POTASSIUM PHOSPHATE DIBASIC ANHYDROUS · Hidrógenofosfato de potasio anhidro
所属分类：酸度调节剂
磷酸氢二钾 的 CAS 登记号为 7758-11-4。
分子式 HK2O4P，分子量 174.176。
别名/同义词：磷酸氢二钾、Potassium hydrogen phosphate anhydrous、Dipotassium Phosphate、POTASSIUM PHOSPHATE DIBASIC ANHYDROUS、Hidrógenofosfato de potasio anhidro。
登记用途：Uses: CIR ingredient: Dipotassium Phosphate、Used as a buffering agent and corrosion inhibitor in anti-freeze、a culture nutrient for the production of antibiotics、a sequestrant、an emulsifier in cheeses、and a buffer in coffee creamers、Also used in specialty fertilizers、paper-processing aids、and saline cathartics、[HSDB] Used as yeast nutrient、humectant、and laboratory reagent、[CHEMINFO]、Pulp and Paper Processing [Category: Industry]、Buffering agent in anti-freeze、nutrient in the culturing of antibiotics、Sequestrant、emulsifier in specified cheeses、Most of the commercial output of dipotassium phosphate is used in conjunction with borates、nitrites、nitrates、and、or silicates as corrosion inhibitor systems in ethylene glycol antifreeze formulations. Its second largest use is as a buffer in coffee creamers to prevent casein protein precipitation by coffee acids. Other uses include specialty fertilizers、and saline cathartics.、Use Classification: Food additives、Food Additives -> ACIDITY_REGULATOR、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Buffering、Household Products: Information on 6 consumer products that contain Dipotassium phosphate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Personal Care、Methods of Manufacturing: BY REACTING POTASSIUM CARBONATE OR POTASSIUM HYDROXIDE WITH PHOSPHORIC ACID.、Formulations、Preparations: INJECTION、2 MEQ OF POTASSIUM ION AND 1 MEQ OF HYDROGEN PHOSPHATE ION PER ML WITH BENZYL ALCOHOL 0.9%、30 ML VIALS、POWDER NATIONAL FORMULARY.、Grades: commercial、pure、highest purity、NF、National Formulary、FCC、Food Chemicals Codex、Solid and 50% active solution、Consumption Patterns: 68-70% AS A CORROSION INHIBITOR FOR ANTIFREEZE、29-30% AS A BUFFERING AGENT FOR COFFEE CREAMERS、MINOR AMOUNTS USED IN PAPER PROCESSING、AS FERTILIZER、AS YEAST NUTRIENT、IN PHARMACEUTICALS、& AS CHEMICAL REAGENTS (1973)、U.S. Production: (1973) PROBABLY GREATER THAN 5X10+9 G (USE)、(1975) 4.54-6.36X10+9 GRAMS (SUPPLY)、General Manufacturing Information: Phosphoric acid、potassium salt (1:2): ACTIVE、THE PROPERTIES OF、POTASSIUM PHOSPHATE、... DI-SALTS GIVE THEM EXCELLENT POTENTIAL AS FERTILIZERS、BUT HERETOFORE THEY HAVE RECEIVED SCANT ATTENTION BY THE INDUSTRY BECAUSE OF HIGH COSTS OF PRODUCTION.、... CAN INACTIVATE METALLIC IONS、WHICH ARE CAPABLE OF INTERFERING WITH NECESSARY FOOD-PROCESSING REACTIONS ...、INACTIVATION IS、EITHER BY PPTN & REMOVING THEM FROM INTERFERENCE WITH DESIRED FOOD-PROCESSING REACTIONS OR BY COMPLEXING & MAINTAINING THEM IN SOL、BOUND STATE.、PHOSPHATES。
所属分类：酸度调节剂。
磷酸氢二钾（CAS 7758-11-4）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 7758-11-4 |
|---|---|
| PubChem CID | 24450 |
| Molecular formula | K2HPO4 |
| IUPAC name | dipotassium;hydrogen phosphate |
| UNII (FDA) | CI71S98N1Z |
| Molecular Weight | 174.176 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 173.88865848 |
| Monoisotopic Mass | 173.88865848 |
| Topological Polar Surface Area | 83.4 |
| Heavy Atom Count | 7 |
7758-11-4; Dipotassium hydrogen phosphate; DIPOTASSIUM PHOSPHATE; Potassium phosphate dibasic; Dipotassium hydrogenphosphate; Potassium phosphate, dibasic; Dibasic potassium phosphate; Phosphoric acid, dipotassium salt; Potassium dibasic phosphate; Dipotassium monophosphate; Potassium monophosphate; Dipotassium orthophosphate; Dipotassium monohydrogen phosphate; Hydrogen dipotassium phosphate; Potassium phosphate (dibasic); Dipotassium hydrogenorthophosphate
| Regulatory & Food Contact | FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, SEQUESTRAN FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS ACIDITY_REGULATOR; SEQUESTRANT; YEAST_FOOD: Food Additives EMULSIFIER OR EMULSIFIER SALT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, SEQUESTRANT, STABILIZER OR THICKENER Group MTDI for phosphorus from all sources, expressed as P TRS 683-JECFA 26/25 |
|---|---|
| GHS notification summary | 48.2% (580 / 1203) |
| GHS notification summary | 48.2% (580 / 1203) |
|---|---|
| Reported hazard statements | H315 (40.7%), H318 (10.4%) |
This chemical does not meet GHS hazard criteria for 48.2% (580 of 1203) of reports.
H315 (40.7%): Causes skin irritation [Warning Skin corrosion/irritation]
Hidrógenofosfato de potasio anhidro · CAS 7758-11-4 · K2HPO4. UNII CI71S98N1Z.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Potassium hydrogen phosphate anhydrous