TY  - RPRT
TI  - An evaluation of certain methods for the chemical analysis of styrene-butadiene rubber. 
AU  - Parks, Edwin J
PY  - 1969
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 485
DO  - 10.6028/NBS.TN.485
ER  -