ELEMENTS by Cellulosic Internal Capsule Sampler: METHOD 7306, Issue 1, dated 10 September 2015 - Page 8 of 11
TABLE 2. EXPOSURE LIMITS, CAS#, RTECS [22] Element (Symbol) CAS # RTECS #
Exposure Limits OSHA PEL (mg/m3) NIOSH REL (mg/m3)
Silver (Ag) Aluminum (Al)
7440-22-4 7429-90-5
VW3500000 BD0330000
0.01 (dust, fume, metal) 15 (total dust) 5 (respirable)
Arsenic (As) Barium (Ba) Beryllium (Be) Calcium (Ca) Cadmium (Cd) Cobalt (Co) Chromium (Cr)
7440-38-2 7440-39-3 7440-41-7 7440-70-2 7440-43-9 7440-48-4 7440-47-3
CG0525000 CQ8370000 DS1750000 -EU9800000 GF8750000 GB4200000
Copper (Cu)
7440-50-8
GL5325000
Iron (Fe) Indium (In) Potassium (K) Lanthanum Lithium (Li) Magnesium (Mg) Manganese (Mn) Molybdenum (Mo)
7439-89-6 7440-74-6 7440-09-7 7439-91-0 7439-93-2 7439-95-4 7439-96-5 7439-98-7
NO4565500 NL1050000 TS6460000 -OJ5540000 OM2100000 OO9275000 QA4680000
Nickel (Ni) Phosphorus (P) Lead (Pb) Antimony (Sb) Selenium (Se) Tin (Sn) Strontium (Sr) Tellurium (Te) Titanium (Ti) Thallium (Tl) Vanadium (V)
7440-02-0 7723-14-0 7439-92-1 7440-36-0 7782-49-2 7440-31-5 7440-24-6 13494-80-9 7440-32-6 7440-28-0 7440-62-2
QR5950000 TH3500000 OF7525000 CC4025000 VS7700000 XP7320000 WK7700000 WY2625000 XR1700000 XG3425000 YW1355000
Tungsten (W) Yttrium (Y) Zinc (Zn)
7440-33-7 7440-65-5 7440-66-6
YO7175000 ZG2980000 ZG8600000
Zirconium (Zr)
7440-67-7
ZH7070000
0.010 0.5 0.002, C 0.005 -0.005 0.1 (dust, fume) 1 (metals, insoluble salts) 0.5 (Cr II & Cr III) 1 (dust, mists) 0.1 (fume) 10 (fume) as oxide 0.1 -– -15 (dust) as oxide C5 5 (soluble) 15 (total insoluble dust) 1 0.1 0.05 0.5 0.2 2 – 0.1 15 as dioxide 0.1 (skin) (soluble) C 0.5 (respirable) as pentoxide -1 5 (fume, respirable dust) as oxide 15 (total dust) as oxide 5
E
C: ceiling Ca: carcinogen G STEL: short-term exposure limit F
NIOSH Manual of Analytical Methods (NMAM), Fifth Edition
0.01 (metal, soluble) 10 (total dust) 5 (respirable fume) 2 (soluble) CE 0.002 (15 min), CaF 0.5 C 0.0005, Ca -lowest feasible, Ca 0.05 (dust, fume) 0.5 1 (dust, mists) 0.1 (fume) 5 (dust, fume) oxide as Fe 0.1 -– --C 1; STELG 3 -0.015, Ca 0.1 0.05 0.5 0.2 2 – 0.1 Ca as the oxide 0.1 (skin) (soluble) C 0.05 as pentoxide 5; STEL 10 1 5 (dust, fume) as oxide C 15 (dust) as oxide STEL 10 (fume) as oxide 5; STEL 10
