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Common Grades

ACSIndicates that the chemical meets the requirements of the American Chemical Society Committee on Analytical Reagents
ChemSolvSolvents exceeding the requirements for HPLC, TLC, GC and pesticide residue analysis
CleanroomIndicates chemicals that are packaged for cleanroom use
ElectronicIndicates that the chemical is suitable for use in the electronics industry
FCCA grade meeting the requirements of the Food Chemical Codex
FCC/NFA grade meeting the requirements of both the Food Chemical Codex and the National Formulary
GCIndicates that the chemical is suitable for use in gas chromatography applications
HistologicalIndicates solvents suitable for histology
HPLCIndicates that the chemical is suitable for use in High-performance liquid chromatography applications
LC-MSIndicates that the chemical is suitable for use in liquid chromatography - mass spectrometry applications
NFA grade meeting the requirements of the National Formulary
Purge & TrapIndicates that the chemical is suitable where purge and trap is used for sample prep for gas chromatography
PurifiedA grade of higher quality than technical, often used where there are no official standards
ReagentIndicates that the chemical meets standards ensuring scientific precision and reliability
SpectroSolvents suitable for spectrophotometry
UltrapureIndicates chemicals that have received extra purification
USPA grade meeting the requirements of the Unites States Pharmacopeia
USP/FCCA grade meeting the requirements of both the Unites States Pharmacopeia and the Food Chemical Codex