COPPER BASED ALLOYS, INCLUDING

RISK CLASSIFICATION

C CARCINOGEN: EPA-D NIOSH RELS: TWA = 1; STEL = 3 MANGANESE (EXPOSURE DFG MAK: LIMITS ARE FOR MANGANESE, SEE 5 (CEILING) TWA = 0.5 (INHALABLE 1 (VACATED FRACTION) TABLE ELEMENTAL, INORGANIC 7439-96-5 PREVIOUS 0.2 NE 1989 PEL) (VACATED 500 PEAK - 10•MAK 30 COMPOUNDS, AND FUME, AS PAGE 1989 PEL) MIN., AVG VALUE MANGANESE) DFG MAK PREGNANCY C CARCINOGEN: EPA-D NIOSH REL: TWA = 0.1 DFG MAKS: SEE TABLE TWA = 0.1 PHOSPHORUS (YELLOW) 7723-14-0 PREVIOUS 0.1 NE 0.1 NE PEAK = 2•MAK 5 MIN., MOMENTARY VALUE PAGE DFG MAK PREGNANCY D CARCINOGEN: EPA-D SEE 15 (TTL DUST) NIOSH REL: TABLE 5 (RESP. FRTN) TWA = 10 (TOTAL DUST); SILICON 7440-21-3 10 NE 10 (TTL DUST, NE 5 (RESPIRABLE PREVIOUS PAGE VACATED 1989 FRACTION) PEL) TIN , METAL 7440-31-5 NE NE 100 NIOSH REL: 2 NIOSH RELS: 5 (FUME) TWA = 5 (DUST & FUME) ZINC SEE 5 (TTL DUST) STEL = 10 (FUME); 15 (EXPOSURE LIMITS GIVEN ARE 7440-66-6 TABLE 5 (FUME) 10 15 (RESP’LE NE 500 (CEILING, 15 MIN., DUST) FOR ZINC OXIDE, FUME AND PREV. 10 (DUST) (FUME) DUST) DFG MAK: DUST) PAGE 5 (VACATED TWA = 1.5 (RESP. 1989 PEL) FRACTION, FUME) CARCINOGEN: EPA-D 1.5 NIOSH REL: SEE INHALABLE TWA = 0.015 PARTICULATE, TABLE NICKEL, ELEMENTAL METAL 7440-02-0 PREV. A5 (NOT CARCINOGEN: IARC-2B, NE NE 10 MAK –1, NIOSH-X, PAGE SUSPECTED NTP-R, TLV-A5 AS A HUMAN CARCINOGEN) NE = Not Established. See Section 16 for Definitions of Terms Used. NOTE (1): The ACGIH has an established exposure limit for Brazing Fumes, Not Otherwise Classified. The Threshold Limit Value is 5 mg/m3. NIOSH classifies brazing fumes as carcinogens. Single values shown are maximum, unless otherwise noted.