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Impurities and reference standards

Calcium lactate

Also known as Calphosan, Conclyte calcium, Hemicalcium L-lactate

CAS 814-80-2Formula C6H10CaO6Molar mass 218.22 g/molEC 212-406-7
GHS signal word: Warning. Pictograms: Harmful or irritant 124 suppliers listed
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Calcium lactate chemical structure, C6H10CaO6, CAS 814-80-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
814-80-2
Formula
C6H10CaO6
Appearance
White, crystalline powder
Solubility
Almost odorless, slightly efflorescent granules or powder, slowly sol in cold water, qui…
HS code
291811
Category
Impurities and reference standards
Illustrative photo, off-white powder in an open kraft paper sack in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Calcium lactate?

Plain description, key identifiers and synonyms

Calcium lactate is a chemical substance with the molecular formula C6H10CaO6 and a molar mass of 218.22 g/mol. Its CAS registry number is 814-80-2. The IUPAC name is calcium bis(2-hydroxypropanoate).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
calcium bis(2-hydroxypropanoate)
CAS number
814-80-2 CAS number cross-checkedOther or deprecated CAS: 41372-22-9, 5743-48-6
EC numbers
212-406-7, 227-266-2, 642-934-7
Molecular formula
C6H10CaO6
UNII
2URQ2N32W3
INCI name
CALCIUM LACTATE
InChIKey
MKJXYGKVIBWPFZ-UHFFFAOYSA-L
InChI
InChI=1S/2C3H6O3.Ca/c2*1-2(4)3(5)6;/h2*2,4H,1H3,(H,5,6);/q;;+2/p-2
SMILES (canonical and isomeric)
CC(C(=O)[O-])O.CC(C(=O)[O-])O.[Ca+2]

Synonyms

  • Calphosan
  • Conclyte calcium
  • Hemicalcium L-lactate
  • Lactic acid, calcium salt (2:1)
  • 2-Hydroxypropanoic acid calcium salt
  • Propanoic acid, 2-hydroxy-, calcium salt (2:1)
  • Ca lactate
  • Calcium lactate anhydrous
  • Calcium 2-hydroxypropanoate (1:2)
  • Calcium (as lactate)
  • Calcium lactate, anhydrous
  • Ins No.327
  • Prequist powder
  • Calcium dilactate
  • calcium 2-hydroxypropanoate
  • calcium, 2-hydroxypropanoate
  • calcium dl-lactate
  • Calcium lactate (1 g)
  • calcium bis(2-hydroxypropanoate)
  • lactate calcium
  • Calcium lactate (1:2)
  • C6H10CaO6
  • Lactic acid calcium salt (2:1)
  • (+/-)-Lactic acid, calcium salt (2:1)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
White, crystalline powderexp.
Solubility
Almost odorless, slightly efflorescent granules or powder, slowly sol in cold water, quickly sol in water, almost insol in alcohol, becomes anhydrous @ 120 °C, pH: 6-8 /Pentahydrate/exp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
218.22 g/molcalc.
Exact mass
218.0103 Dacalc.
LogP (octanol/water)
-4.15calc.
Topological polar surface area
120.7 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
2calc.
Heavy atoms
13calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
2calc.
Components
3calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H319Causes serious eye irritation.
Precautionary statements (4)
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P337 + P317If eye irritation persists: Get medical help.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Calcium lactate suppliers

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All 124 suppliers
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Where suppliers are based

124 suppliers in 27 countries

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Calcium lactate price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Food additive.

Preservative in foods and beverages, in dentifrices, calcium replenisher.

In respirator filter for adsorption of vapors.

Industrial uses: Stabilizing agent, Thickening agent, Flavoring and nutrient.

Consumer uses: Stabilizing agent, Thickening agent, Flavoring and nutrient.

Use classes: Food additives, Cosmetics.

Cosmetic ingredient, INCI name CALCIUM LACTATE(astringent, buffering, keratolytic)

Functional uses

  • Abrasive
  • Astringent
  • Filler
  • Flavouring and nutrient
  • Leavening agent
  • Pharmaceutical
  • Stabilizing agent
  • Thickening agent
  • pH regulating agent

Cosmetic functions

  • Astringent
  • Buffering
  • Keratolytic

How it is made

Fermentation of carbohydrates to lactic acid, with ph controlled by calcium carbonate, reaction of lactic acid with calcium carbonate or calcium hydroxide

Commercially by neutralization of lactic acid, from fermentation of dextrose, molasses, starch, sugar or whey, with calcium carbonate.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory
  • Food additive

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Calcium lactate is traded under.

HS 2918.11Indicative HS code

Lactic acid, its salts and esters

World exports in 2024
$635M
+9.6% vs 2023, imports $719M
2019 to 2024
Top exporters
  1. China22.0%
  2. Thailand20.0%
  3. Spain11.4%
Top importers
  1. United States11.6%
  2. Spain10.3%
  3. Germany7.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Calcium lactate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Calcium lactate, based on the data on this page

What is Calcium lactate?

Calcium lactate is a chemical substance with the molecular formula C6H10CaO6 and a molar mass of 218.22 g/mol. Its CAS registry number is 814-80-2. The IUPAC name is calcium bis(2-hydroxypropanoate).

What is the CAS number of Calcium lactate?

The CAS registry number of Calcium lactate is 814-80-2. Other or deprecated CAS numbers: 41372-22-9, 5743-48-6.

What is the molecular formula and weight of Calcium lactate?

The molecular formula of Calcium lactate is C6H10CaO6 and its molar mass is 218.22 g/mol.

What is Calcium lactate used for?

Food additive. Preservative in foods and beverages, in dentifrices, calcium replenisher. In respirator filter for adsorption of vapors. Industrial uses: Stabilizing agent, Thickening agent, Flavoring and nutrient. Consumer uses: Stabilizing agent, Thickening agent, Flavoring and nutrient.

Is Calcium lactate hazardous?

Calcium lactate carries the GHS signal word "Warning". Main hazards: causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Calcium lactate?

Calcium lactate is usually classified under HS code 291811 (Lactic acid, its salts and esters). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Calcium lactate?

CompoundList lists 124 suppliers of Calcium lactate in India, China, United States, France and 23 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Calcium lactate in India?

33 suppliers in India list Calcium lactate on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Calcium lactate?

Suppliers quote Calcium lactate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Calcium lactate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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