REFERENCE STANDARD
SOURCES OF REFERENCE STANDARDS
1.0 USP
RS- Reference Standards
AS- Authentic Substances
2.0 BP / EP
CRS- Chemical Reference Substances
BRP- Biological Reference Preprations
3.0 IP
IP REFERENCE STANDARDS FROM CDL KOLKATA.
4.0 RESEARCH CENTRES
FOR us, IT IS TRC
REFERENCE STANDARDS PPT
