code|description
--|Unspecified
A|Analytical grade
A OR R|Analytical or reagent grade
A OR S|Analytical or spectrophotometric grade
A OR T|Analytical or technical grade
A or GU|Analytical or guaranteed grade
A or HPLC|Analytical or HPLC Grade
AAPS|Atomic Absorption Primary Standard
AASG|Atomic absorbtion spectrometry grade
AB|Absolute grade
ACG|Agrochemical grade
ACS|American chemical society grade
AG|Agricultural grade
AL|Analysis grade
AN|Analar grade
AN OR R|Analar or reagent grade
AR|A.R. grade (Analytical Reagent grade)
ARST|Analytical Reference Standard
B|Biological grade
BC|BioChemika Grade
BK|Baker grade
BP|British pharmacopeia grade
C|Commercial grade
C OR AN|Commercial or analar grade
C or T|Commercial or technical grade
CCG|Cell Culture Grade
CG|Chemical grade
CH|Chromatographic grade
CL|Clinical grade
CPG|Chemically pure grade
CT|Certified grade
DG|Distilled in glass grade
DIG|Distilled in Glass Grade
DIS|Distol grade
DS|Dry standard grade
EL|Electrophoresis Grade
EM|Eastman grade
ER|ExcelaR grade
EX|Experimental grade
EXT|Extra grade
F|Field grade
FCASS|Fisher Certified Atomic Absorption Standard 
FD|Food grade
FFL|Free flowing grade
FG|Feed grade
FOG|Formulated grade
FUG|Fungicide grade
GC|Gas chromatography grade
GCR|Gas chromatograph standard 
GR|General reagent grade
GU|Guaranteed grade
GUR|Guaranteed Reagant Grade
HG|Histological grade
HP|High Purity Grade
HPLC|High Performance Liquid Chromatography Grade
I|Industrial grade
L|Laboratory Grade
LC|LC-MS Grade
MBG|Molecular Biology Grade or Molecular Grade
MD|Medical grade
ME|Monsanto electrical grade
MK|Merck grade
MLT|Military Grade
NAF|National Formulary Grade
NC|Not coded
NG|Nanograde
NP|Normapur grade
NR|Not reported
OG|Other Grade
OP|Optima
PA|Pro analysis grade, pro analysis quality, p.a. grade
PAG|Pesticide analysis grade
PAN|Pestanal grade
PFG|Purified Grade
PG|Pure grade
PH|Pharmaceutical Grade
PR|Production grade
PRA|Practical Grade
PRG|Pesticide Residue Grade
PRM|Premium grade
PS|Primary Standard
PST|Pesticide Grade
PT|Photographic Grade
R|Reagent Grade, Purissium, Purum, Puriss, Puris, Reinst
R OR PRA|Reagent or practical grade
RE|Research grade
RE or A|Research or analytical grade
RE or CP|Research or Chemically Pure Grade
RFG|Reference grade
RS|Residue Grade
RST|Reference Standard
S|Spectrophotometric grade
SC|Scintillation Grade
SO|Solvent grade
SPC|Spectrochemical Grade
SPG|Special Grade
SSG|Super special grade (highest quality standard guaranteed for which specification parameters and specification values of JIS special grade or higher are specified)
ST|Standard
STD|Standard Solution for AA
SYG|Synthesis Grade
T|Technical grade, technical product, technical formulation
T OR P|Technical or purified grade
T OR PU|Technical grade or pure
TA|Technical acid grade
TAR|Technical or analytical or reagent grade
TIS|Tissue culture grade
ULV|ULV grade
UP|Ultrapure Grade
USP|United States Pharmacopeia Grade
UV|Ultraviolet Grade
UVS|Uvasol grade
WS|Water soluble grade
