Product Overview
Citric Acid, Anhydrous, Powder, Reagent, ACS
Molecular Formula: C6H8O7
CAS Number: 77-92-9
Molecular Weight: 192.13
Citric Acid, Anhydrous, Reagent, ACS, is a weak organic acid, it is considered a natural antioxidant preservative. In pharmaceutical preparations, citric acid also plays a more active role by acting as a chelating agent to bind trace metals. As an ACS grade Reagent, ScienceLab citric acid is used as the quality standard against which other substances are graded and has met the toughest regulatory standards for quality and pureness.
Synonyms: 2-Hydroxy-1,2,3-propanetricarboxylic Acid
| TEST | MIN | MAX |
|---|---|---|
| ASSAY (H3C6H5O7) | 99.5 % | |
| INSOLUBLE MATTER | 0.005 % | |
| RESIDUE AFTER IGNITION | 0.02 % | |
| CHLORIDE (Cl) | 0.001 % | |
| OXALATE (C2O4) | TO PASS TEST (limit about 0.05 %) | |
| PHOSPHATE (PO4) | 0.001 % | |
| SULFUR COMPOUNDS (as SO4) | 0.002 % | |
| IRON (Fe) | 3 ppm | |
| LEAD (Pb) | 2 ppm | |
| SUBS.CARBONIZABLE BY HOT H SO ACID(TARTRATES) | TO PASS TEST | |
| IDENTIFICATION | TO PASS TEST |
Shipping Information
Tariff No. 2918140000
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
