Chemical solvents for use in manufacturing generically engineered drugs; chemical solvents for use in manufactuing proteins; chemical solvents for high-performance liquid chromatograph (HPLC); chemical solvents for gas chromatography; chemical solvents for pesticide residue analysis; chemical solvents for spectrophotometry; chemical solvents for combinatorial chemistry; chemical solvents for precision cleaning in the electronic industry; anhydrous chemical solvents for organic chemistry; anhydrous chemical solvents for organometallic chemistry; anhydrous chemical solvents for oligonucleotide chemistry; anhydrous chemical solvents for combinatorial chemistry; reagents for experiment; chemical reagents (other than for medical purpose); chemical solvents for manufacturing and treating unprocessed plastics; chemical solvents for industrial purposes; chemical solvents for analysis and experiments; enzymes for industrial purposes