GOST 18604.27-1986 Power high-voltage bipolar transistors. Collector-base (emitter-base) breakdown voltage measurement at emitter (collector) cut-off current
GOST 18604.0-1983 Bipolar transistors. General requirements for measuring of electrical parameters
GOST 18604.27-1986 history
1986GOST 18604.27-1986 Power high-voltage bipolar transistors. Collector-base (emitter-base) breakdown voltage measurement at emitter (collector) cut-off current