[masoomi]

(Synthetic vitreous fibers (1999

Continuous filament glass fibers 1 f/cc (F) — A4 — URT irr

Continuous filament glass fibers 5 mg/m3 (I) — A4 — URT irr

Glass wool fibers 1 f/cc (F) — A3 — Skin & mucous membrane irr

Rock wool fibers 1 f/cc (F) — A3 — Skin & mucous membrane irr

Slag wool fibers 1 f/cc (F) — A3 — Skin & mucous membrane irr

Special purpose glass fibers 1 f/cc (F) — A3 — Skin & mucous membrane irr

Refractory ceramic fibers 0.2 f/cc (F) — A2 — Pulm fibrosis; pulm func

2019 TLVs and BEIs ACGIH