标准 |
EN779:1993 |
EN1882-1: 1998 | ||
规格 |
计重法(%) |
比色法或计数法①②(%) |
最易穿透粒径法(%) | |
|
Arrestance |
Dust-Spot |
MPPS | |
|
|
Or Particle Efficiency |
| |
G1 |
E<65 |
|
| |
G2 |
65≤E<80 |
|
| |
G3 |
80≤E<90 |
|
| |
G4 |
90≤E |
|
| |
F5 |
|
40≤E<60 |
| |
F6 |
|
60≤E<80 |
| |
F7 |
|
80≤E<90 |
| |
F8 |
|
90≤E<95 |
| |
F9 |
|
95≤E |
| |
H10 |
|
|
85≤E<95 | |
H11 |
|
|
95≤E<99.5 | |
H12 |
|
|
99.5≤E<99.95 | |
H13 |
|
|
99.95≤E<99.995 | |
H14 |
|
|
99.995≤E<99.995 | |
U15 |
|
|
99.9995≤E<99.999995 | |
U16 |
|
|
99.99995≤E<99.999995 | |
U17 |
|
|
99.999995≤E | |