Question 1

无水柠檬酸三钾 的 CAS 号是多少？

Accepted Answer

无水柠檬酸三钾 的 CAS 登记号为 7778-49-6。

Question 2

无水柠檬酸三钾 的分子式与分子量是多少？

Accepted Answer

分子式 C6H5K3O7，分子量 306.39。

Question 3

无水柠檬酸三钾 还有哪些别名？

Accepted Answer

别名/同义词：无水柠檬酸三钾、tripotassium citrate anhydrous。

Question 4

无水柠檬酸三钾 的登记用途是什么？

Accepted Answer

登记用途：Uses: Used as a food additive (sequestrant、stabilizer、and buffer)、a preservative for cut flowers、and a medication (potassium supplement、diuretic、expectorant、and alkalizer)、[HSDB] Used as chemical intermediate、[MSDSonline]、MEDICATION、MEDICATION (VET)、SEQUESTRANT FOOD ADDITIVE、STABILIZER、BUFFER IN FOODS、IN PRESERVATION OF CUT FLOWERS、Use Classification: EPA Safer Chemical Functional Use Classes -> Chelating Agents、Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Fragrance Ingredients、Food Additives -> ACIDITY_REGULATOR、SEQUESTRANT、STABILIZER -> JECFA Functional Classes、Cosmetics -> Chelating、Buffering、Industry Uses: pH regulating agent、Soil amendments (fertilizers)、Emulsifier、Consumer Uses: Soil amendments (fertilizers)、Household Products: Information on 2 consumer products that contain Potassium Citrate in the following categories is provided:、• Commercial、Institutional、Methods of Manufacturing: BY ADDING POTASSIUM BICARBONATE OR CARBONATE TO A SOLN OF CITRIC ACID UNTIL EFFERVESCENCE CEASES、FILTERING THE SOLN & EVAPORATION TO GRANULATION.、Formulations、Preparations: POTASSIUM CITRATE、NF. POWDER、NF. TABLETS、2.3 MEQ OF K+ AND 0.8 MEQ OF C6H5O7(3-) (250 MG)、2.8 MEQ OF K+ AND 0.9 MEQ OF C6H5O7(3-) (300 MG)、AND 5.6 MEQ OF K+ AND 1.8 MEQ OF C6H5O7(3-) (600 MG).、IT IS AT LEAST 99% PURE.、GRADES: TECHNICAL、CP、NF、FCC.、U.S. Production: 2023: 75、000 - <100、000 lb、2022: 75、2021: 75、2020: 50、000 - <250、2023: 1、000、000 - <2、500、2022: 2、000 - <4、2021: 2、2020: 1、General Manufacturing Information: Other (requires additional information)、Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、1、2、3-Propanetricarboxylic acid、2-hydroxy-、potassium salt (1:3): ACTIVE、potassium salt (1:?): ACTIVE、INCOMPATIBILITIES: AQUEOUS SOLUTIONS...WILL REACT WITH ACIDIC SUBSTANCES. ALKALOIDAL SALTS MAY BE PPT FROM...AQ OR HYDROALCOHOLIC SOLN. ACIDIFICATION OR ADDITION OF ALCOHOL WILL RESTORE SOLN. CALCIUM & STRONTIUM SALTS CAUSE PRECIPITATION OF CORRESPONDING CITRATES.。

Question 5

无水柠檬酸三钾 属于哪个分类？

Accepted Answer

所属分类：酸度调节剂。

CAS 号	7778-49-6
PubChem CID	13344
分子式	C6H5K3O7
IUPAC 名称	tripotassium;2-hydroxypropane-1,2,3-tricarboxylate
UNII（FDA）	86R1NVR0HW

Molecular Weight	306.39
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	2
Exact Mass	305.8946469
Monoisotopic Mass	305.8946469
Topological Polar Surface Area	141
Heavy Atom Count	16

Density	1.98 @25 °C
Other Experimental Properties	LOSES WATER AT 180 °C

法规与食品接触	FDA 21 CFR 中列出的食品接触物质清单：FCS ACIDITY_REGULATOR; SEQUESTRANT; STABILIZER: Food Additives POTASSIUM CITRATE NOT LIMITED NMRS 53/TRS 539-JECFA 17/35 FAS 5/NMRS 53A-JECFA 17/170
GHS 通报统计	96.3% (572 / 594)

无水柠檬酸三钾

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PubChem 公开数据

各数据库的登记标识

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Sodium citrate, anhydrous

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CAS号	7778-49-6
分子式	C6H5K3O7
分子量	306.39
应用领域	Uses: Used as a food additive (sequestrant、stabilizer、and buffer)、a preservative for cut flowers、and a medication (potassium supplement、diuretic、expectorant、and alkalizer)、[HSDB] Used as chemical intermediate、[MSDSonline]、MEDICATION、MEDICATION (VET)、SEQUESTRANT FOOD ADDITIVE、STABILIZER、BUFFER IN FOODS、IN PRESERVATION OF CUT FLOWERS、Use Classification: EPA Safer Chemical Functional Use Classes -> Chelating Agents、Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Fragrance Ingredients、Food Additives -> ACIDITY_REGULATOR、SEQUESTRANT、STABILIZER -> JECFA Functional Classes、Cosmetics -> Chelating、Buffering、Industry Uses: pH regulating agent、Soil amendments (fertilizers)、Emulsifier、Consumer Uses: Soil amendments (fertilizers)、Household Products: Information on 2 consumer products that contain Potassium Citrate in the following categories is provided:、• Commercial、Institutional、Methods of Manufacturing: BY ADDING POTASSIUM BICARBONATE OR CARBONATE TO A SOLN OF CITRIC ACID UNTIL EFFERVESCENCE CEASES、FILTERING THE SOLN & EVAPORATION TO GRANULATION.、Formulations、Preparations: POTASSIUM CITRATE、NF. POWDER、NF. TABLETS、2.3 MEQ OF K+ AND 0.8 MEQ OF C6H5O7(3-) (250 MG)、2.8 MEQ OF K+ AND 0.9 MEQ OF C6H5O7(3-) (300 MG)、AND 5.6 MEQ OF K+ AND 1.8 MEQ OF C6H5O7(3-) (600 MG).、IT IS AT LEAST 99% PURE.、GRADES: TECHNICAL、CP、NF、FCC.、U.S. Production: 2023: 75、000 - <100、000 lb、2022: 75、2021: 75、2020: 50、000 - <250、2023: 1、000、000 - <2、500、2022: 2、000 - <4、2021: 2、2020: 1、General Manufacturing Information: Other (requires additional information)、Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、1、2、3-Propanetricarboxylic acid、2-hydroxy-、potassium salt (1:3): ACTIVE、potassium salt (1:?): ACTIVE、INCOMPATIBILITIES: AQUEOUS SOLUTIONS...WILL REACT WITH ACIDIC SUBSTANCES. ALKALOIDAL SALTS MAY BE PPT FROM...AQ OR HYDROALCOHOLIC SOLN. ACIDIFICATION OR ADDITION OF ALCOHOL WILL RESTORE SOLN. CALCIUM & STRONTIUM SALTS CAUSE PRECIPITATION OF CORRESPONDING CITRATES.
类别	酸度调节剂