Formic Acid, with the chemical formula HCOOH, is the simplest carboxylic acid. The 85% concentration is its most common commercial form. It appears as a colorless, fuming liquid with a strong, pungent, irritating odor.

Ammonium Persulfate (APS), with the chemical formula (NH₄)₂S₂O₈, is a strong oxidizing inorganic peroxysalt. It appears as a white crystalline solid or powder.

Tetrachloroethylene (Perchloroethylene, PCE), with the chemical formula C₂Cl₄, is an important chlorinated hydrocarbon solvent. It appears as a colorless, dense liquid with a mild, sweet odor similar to chloroform.

Cyclohexane, with the chemical formula C₆H₁₂, is an important alicyclic hydrocarbon and a fundamental organic chemical raw material. It appears as a colorless transparent liquid with a pronounced gasoline-like odor.

Cyclohexanone is an organic compound with the chemical formula C6H10O. It is a saturated cyclic ketone in which the carbonyl carbon atom is included within a six-membered ring.

Dichloromethane, also known as dichloroalkane or methyl chloroform,abbreviated as DCM, is a colorless organic compound with a pungentodor similar to that of ether. Its chemical formula is CH2Cl2.

N,N-Dimethylformamide (DMF), with the chemical formula HCON(CH₃)₂, is an extremely important high-boiling polar aprotic solvent. It appears as a colorless transparent liquid with a faint amine-like or fishy odor.