For many years, chromic acid was a staple in laboratories as a highly effective cleaning fluid, prized for its ability to remove stubborn organic residues from glassware. Its powerful oxidizing and acidic properties made it an unparalleled choice for achieving pristine experimental instruments. As a diligent laboratory chemical supplier, NINGBO INNO PHARMCHEM CO.,LTD. understands the historical significance of such compounds in scientific practice.


However, the widespread use of chromic acid as laboratory cleaning fluid has significantly diminished due to growing awareness of its hazardous nature. Chromium Trioxide, the main component of chromic acid, is a hexavalent chromium compound, known to be highly toxic, corrosive, and a human carcinogen. Consequently, strict safety protocols for handling hexavalent chromium are now universally enforced to protect laboratory personnel and the environment. This includes mandatory personal protective equipment, ventilation systems, and specialized waste disposal procedures.


The shift towards safer and more environmentally friendly alternatives has been a major trend in laboratory practices. While chromic acid's cleaning power was undeniable, the risks associated with its preparation, use, and disposal have encouraged the adoption of less hazardous reagents. This evolution reflects a broader commitment within the scientific community to integrate green chemistry principles into daily operations, minimizing exposure to harmful substances.


NINGBO INNO PHARMCHEM CO.,LTD. remains committed to promoting chemical safety across all its product lines. While we supply high-quality raw materials for diverse industrial applications, we also advocate for responsible handling and emphasize adherence to the latest safety guidelines for any chemical, including those with historical uses like chromic acid. Our focus is on providing chemicals with clear safety data and supporting our clients in establishing robust safety management systems to mitigate risks effectively.