Reagents Flashcards
high degree of purity; use in most analytical procedures
Analytic Reagent Grade (ACS)
specific for procedures such as chromatography, AAS, immunoassays, molecular diagnostics, standardization techniques
Ultrapure Grades
- not acceptable for research an laboratories techniques until further purification
- reagent blank is included during analysis
Chemically Pure Grade
aka nanograde, spectrograde, HPLC grade
Ultrapure Grades
United States Pharmacopeia / National Formulary Grade
used to MANUFACTURE DRUGS and purity standards may not meet assay requirements
Technical or Commercial Grade
should not be used in the clinical laboratory
highly purified chemical that can be measured directly to produce a substance of exact known concentration and purity
Primary Standard
ACS primary std. purity tolerance value of ____
100 ± 0.02%
(99.98-100.02%)
certified for use in clinical chemistry laboratories
Standard Reference Materials
substance of lower purity with its concentration determined by comparison with a primary std. or SRM
Secondary Standard
Reagent water:
Type__ - purest type; recommended for std prep
type I
can Type I water be stored?
NO
Type __- acceptable for most lab procedures including rgt prep
Type II
Type__- can be used for some qualitative test but not for routine analyses and reagent prep; water source for the prep of Type I or II water; for washing glassware
Type III
max. colony count (CFU/mL)
Type I- ___
Type II- ___
Type III-___
Type I- <10
Type II- <1000
Type III- not specified
