Citric acid

Pricing Availability   Qty
Description: Commonly used laboratory reagent
Chemical Name: 2-Hydroxy-1,2,3-propanenetricarboxylic acid
Purity: ≥99.5%

Biological Activity for Citric acid

Citric acid is a commonly used laboratory reagent.

Technical Data for Citric acid

M. Wt 192.12
Formula C6H8O7
Storage Store at RT
Purity ≥99.5%
CAS Number 77-92-9
PubChem ID 311
Smiles OC(CC(O)=O)(C(O)=O)CC(O)=O

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Solubility Data for Citric acid

Solvent Max Conc. mg/mL Max Conc. mM
water 48.03 250

Preparing Stock Solutions for Citric acid

The following data is based on the product molecular weight 192.12. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
2.5 mM 2.08 mL 10.41 mL 20.82 mL
12.5 mM 0.42 mL 2.08 mL 4.16 mL
25 mM 0.21 mL 1.04 mL 2.08 mL
125 mM 0.04 mL 0.21 mL 0.42 mL

Molarity Calculator

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*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and CoA (available online).

Reconstitution Calculator

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Dilution Calculator

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Product Datasheets for Citric acid

Certificate of Analysis / Product Datasheet
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References for Citric acid

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Citations for Citric acid

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