Найдено: 10
Overview - EN ISO 3892:2001 (ISO 3892:2000) EN ISO 3892:2001 specifies gravimetric methods for determining the coating mass per unit area of conversion coatings on metallic materials. It covers phosp…
Overview SIST EN ISO 389-2:1999 is an internationally recognized standard that addresses acoustics related to the calibration of audiometric equipment. Specifically, it defines reference equivalent t…
Overview EN ISO 389-2:1996 is an internationally recognized standard that addresses acoustics related to the calibration of audiometric equipment. Specifically, it defines reference equivalent thresh…
Overview ISO 3892:2000 specifies gravimetric methods to determine the coating mass per unit area of conversion coatings on metallic materials. It covers phosphate and chromate conversion coatings on…
Overview ISO 389-2:1994 defines the reference equivalent threshold sound pressure levels (RETSPL) for pure-tone audiometry when using insert earphones. It supplements the RETSPLs in ISO 389:1991 (to…