TY  - RPRT
TI  - Letter Circular 825: detergents and related subjects (superseding Letter Circular 608)
PY  - 1946
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 825
DO  - 10.6028/NBS.LCIRC.825
ER  -