Số hiệu tiêu chuẩn
ISO 4793
Tên tiêu chuẩn
Laboratory sintered (fritted) filters; Porosity grading, classification and designation
Ngày phát hành
1980-10-00
Tiêu chuẩn tương đương
BS 1752 (1983-12-30), IDT * GB/T 11415 (1989), NEQ * NF B35-016 (1974-01-01), IDT * PN-B-13045-01 (1989-06-16), IDT * PN-B-13045-02 (1990-12-18), IDT * UNE 43343 (1985-12-15), IDT * NEN-ISO 4793 (1981), IDT * NP-2324 (1987), IDT * NS 4539 (1982), MOD * UNI ISO 4793 (1984), IDT * UNI ISO 4793:1984 (1984-02-28), IDT * STN 70 4850 (1987-02-02), NEQ * CSN 70 4850 (1988-01-01), NEQ * NEN-ISO 4793:1981 en (1981-06-01), IDT
Lịch sử ban hành
ISO 4793 (1980-10)
Từ khóa
Classification * Classification systems * Designations * Dimensions * Filters * Fritted materials * Glass * Glassware * Graduations * Laboratory glassware * Laboratory ware * Permeability * Pores * Porosity * Sintered products * Testing * Tests