Sodium citrate

无水柠檬酸钠

Also known as: Trisodium citrate, Citric acid trisodium salt, Anhydrous sodium citrate, Trisodium citrate anhydrous, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, trisodium salt, Na₃-citrate

Sodium citrate (CAS 68-04-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5Na3O7 and a molecular weight of 258.069 g/mol. It is also known as Trisodium citrate, Citric acid trisodium salt and Anhydrous sodium citrate. Key properties include a melting point of 300°C and a density of 1.008 g/mL at 20 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 68-04-2
Jingsj CID: J-35935-5
Molecular Formula: C₆H₅Na₃O₇
Chinese Name: 无水柠檬酸钠
Molecular Weight: 258.069 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	300°C
Density	1.008 g/mL at 20 °C
Exact Mass	257.972839
PSA	140.62000

Activity & Biological Data

Additional Information	[1]. Chen X, et al. Study on injury effect of food additive citric acid on liver tissue in mice. Cytotechnology. 2014 Mar;66(2):275-82. [2]. Chen X, Lv Q, Liu Y, Deng W. Effects of the food additive, citric acid, on kidney cells of mice. Biotech Histochem. 2015 Jan;90(1):38-44. [3]. Ying TH, et al. Citric acid induces cell-cycle arrest and apoptosis of human immortalized keratinocyte cell line (HaCaT) via caspase- and mitochondrial-dependent signaling pathways. Anticancer Res. 2013 Oct;33(10):4411-20.

Additional Information

[1]. Chen X, et al. Study on injury effect of food additive citric acid on liver tissue in mice. Cytotechnology. 2014 Mar;66(2):275-82. [2]. Chen X, Lv Q, Liu Y, Deng W. Effects of the food additive, citric acid, on kidney cells of mice. Biotech Histochem. 2015 Jan;90(1):38-44. [3]. Ying TH, et al. Citric acid induces cell-cycle arrest and apoptosis of human immortalized keratinocyte cell line (HaCaT) via caspase- and mitochondrial-dependent signaling pathways. Anticancer Res. 2013 Oct;33(10):4411-20.

Customs & Trade Information

HS Code	2918150000
Summary	2918150000. other salts and esters of citric acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:4ABXY(export license,certificate of inspection for goods inward,certificate of inspection for goods outwardexport license(processing trade),export license(border small volume trade)). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium citrate?

The CAS number of Sodium citrate is 68-04-2.

What are the molecular formula and molecular weight of Sodium citrate?

Sodium citrate has molecular formula C6H5Na3O7 and molecular weight 258.069 g/mol.

What are the upstream and downstream products of Sodium citrate?

For Sodium citrate, Upstream Products: Calcium, sodium carbonate, Citric acid; Downstream Products: Zinc citrate dihydrate, trans-Aconitic acid, L-Glutamic acid.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Sodium citrate (CAS 68-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35935-5 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.