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The MAK Collection for Occupational Health and Safety

The MAK Collection for Occupational Health and Safety

Online ISBN: 9783527600410

DOI: 10.1002/3527600418

What's New


Substances in the lists of MAK values and BAT values reviewed in 2010/2011

(* in Sections IIa, IIb, III, IV, V, XII, XIII, XIV and XV; 8 dismissed from consideration)

MAK Values

Changes
  • * Amitrole [61-82-5]
    carcinogen category 4   previous classification: 3B
    additional designation H
  • * Aniline [62-53-3]
    review of classification: no change
  • * tert-Butyl-4-hydroxyanisole (BHA) [25013-16-5]
    MAK value 20 mg/m3 E   previous value: section IIb
    peak limitation II (1)
    pregnancy risk group C
    carcinogen category 3B
  • * n-Butyltin compounds (as Sn [7440-31-5])
    pregnancy risk group C is split:
    Mono-n-butyl tin compounds:
    pregnancy risk group C
    Di-n-butyltin compounds: pregnancy risk group B Tri-n-butyltin compounds: pregnancy risk group B
    Tetra-n-butyltin: pregnancy risk group C
  • * Butynediol [110-65-6]
    MAK value 0,1 ml/m3 equivalent to 0,36 mg/m3   previous value: 0,2 mg/m3 E
  • * Calcium cyanamide [156-62-7]
    review of classification: no change
  • * Carbon monoxide [630-08-0]
    peak limitation II (2)   previous classification: II (1)
  • * Chlordecone [143-50-0]
    carcinogen category 2   previous classification: 3B
    additional designation H
  • * Chromium(VI) compounds
    Classifications are adopted for barium chromate and lead chromate
    footnote: “the chromates of barium, lead, strontium and zinc are not designated with H”
    footnote: “barium chromate and lead chromate are not designated with Sh”
  • * Cyanamide [420-04-2]
    MAK value 0,2 ml/m3 equivalent to 0,35 E mg/m3   previous value: 1 mg/m3 E
    peak limitation II (1)   previous value: II (2)
    footnote: “can also be found as vapour”
  • * Cyclohexylamine [108-91-8]
    review of classification: no change
  • * 2,6-Di-tert-butyl-p-cresol [128-37-0]
    MAK value 10 mg/m3 E   previous value: 20 mg/m3 E
    peak limitation II (4)   previous value: II (2)
  • * 1,2-Dichlorobenzene [95-50-1]
    review of classification: no change
  • * 1,3-Dichlorobenzene [541-73-1]
    review of classification: no change
  • * Diethylene glycol [111-46-6]
    review of classification: no change
  • * Dimethylformamide [68-12-2]
    peak limitation II (2)   previous classification: II (4)
  • * 1,3-Dioxolane (Dioxacyclopentane) [646-06-0]
    pregnancy risk group B previous classification: C
  • * Dipropylene glycol [25265-71-8]
    MAK value 100 mg/m3 E   previous value: 200 mg/m3 E
    additional designation H
  • * Dusts, general threshold limit value (respirable fraction)
    changes see Granular biopersistent dusts (respirable fraction)
  • * Endrin [72-20-8]
    MAK value 0,05 mg/m3 E   previous value: 0,1 mg/m3 E
  • * Ethylbenzene [100-41-4]
    MAK value 20 ml/m3 equivalent to 88 mg/m3
    peak limitation II (2)
    pregnancy risk group C
    carcinogen category 4   previous classification: 3A
  • * Ethylene glycol dinitrate [628-96-6]
    footnote: “only applies for work areas where skin contact with the substance does not occur” is withdrawn
  • * 2-Ethyl-1-hexanol [104-76-7]
    MAK value 10 ml/m3 equivalent to 54 mg/m3   previous value: 20 ml/m3 equivalent to 110 mg/m3
    pregnancy risk group B   previous value: C
  • * Granular biopersistent dusts (respirable fraction)
    Dusts, general threshold limit value (respirable fraction)
    MAK value 0,3 mg/m3 A   previous value: 1,5 mg/m3 A
    peak limitation II (8)
    pregnancy risk group C
    carcinogen category 4
    footnote: “for dusts with a density of 1 g/cm3
    footnote: “with the exception of ultrafine particles”
  • * Heptachlor [76-44-8]
    review of classification: no change
  • * Hexamethylene bis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate] [35074-77-2]
    MAK value 10 mg/m3 E   previous value: 50 mg/m3 E
  • * Iron pentacarbonyl [13463-40-6]
    peak limitation I (2)   previous classification: II (2)
    additional designation H
  • * Isopropyl alcohol [67-63-0]
    review of classification: no change
  • * D-Limonene [5989-27-5]
    MAK value 5 ml/m3 equivalent to 28 mg/m3   previous value: 20 ml/m3 equivalent to 110 mg/m3
    peak limitation II (4)   previous value: II (2)
    additional designation H
  • * N-Methyl-2-pyrrolidone (vapour) [872-50-4]
    review of classification: no change
  • * Naled [300-76-5]
    review of classification: no change
  • * Nickel and nickel compounds
    footnote: “There is sufficient evidence of sensitizing effects on the repiratory tract only for water-soluble nickel compounds”
  • * n-Octyltin compounds (as Sn [7440-31-5])
    MAK value 0,002 ml/m3 equivalent to
    0,0098 E mg/m3   previous value: 0,004 ml/m3 equivalent to 0,02 E mg/m3
    peak limitation II (2)   previous value: I (1)
  • * Perfluorooctanoic acid [335-67-1]
    pregnancy risk group B   previous classification: C
  • * Phosphorus, white/yellow [7723-14-0; 12185-10-3]
    MAK value 0,01 mg/m3 E   previous value: 0,05 mg/m3 E
  • * o-Phthalic acid [88-99-3]
    review of classification: no change
  • * m-Phthalic acid [121-91-5]
    MAK value 5 mg/m3 E   previous value: 2 mg/m3 E
  • * p-Phthalic acid [100-21-0]
    MAK value 5 mg/m3 E   previous value: 0,1 mg/m3 E
  • * Portland cement [65997-15-1]
    carcinogen category 3B
    MAK value has been withdrawn   previous value: 5 mg/m3 E
    footnote: “quartz and chromate fractions must be evaluated as such”
    footnote to no designation with Sa/Sh: “Is valid only for low-chromate cement containing less than 2 ppm (2 mg/kg) of chromium(VI).
    Refer to the chromium(VI) compounds for cement with a higher chromium(VI) content.”
  • * Propylene glycol dinitrate [6423-43-4]
    footnote: “only applies for work areas where skin contact with the substance does not occur” is withdrawn
  • * Sodium fluoroacetate [62-74-8]
    pregnancy risk group B   previous value: C
  • * Sodium pyrithione [3811-73-2; 15922-78-8]
    pregnancy risk group B   previous value: C
  • * TEDP [3689-24-5]
    MAK value 0,01 ml/m3 equivalent to 0,13 E mg/m3   previous value: 0,0075 ml/m3 equivalent to 0,1 mg/m3
    footnote: “Can also be found as vapour.”
  • * Thiabendazole [148-79-8]
    review of classification: no change
  • * Thiram [137-26-8]
    review of classification: no change
  • * Tributyl phosphate [126-73-8]
    peak limitation II (2) previous classification: II (4)
  • * 2,4,5-Trichlorophenoxyacetic acid [93-76-5]
    MAK value 2 mg/m3 E   previous value: 10 mg/m3 E
  • * Triethylene glycol [112-27-6]
    pregnancy risk group B previous classification: C
  • ° Zinc chloride fume [7646-85-7]
  • ° Zinc oxide [1314-13-2]
New Entries
  • * 2-Chloroacetamide [79-07-2]
  • * Desflurane [57041-67-5]
  • * 2,2-Dibromo-2-cyanoacetamide [10222-01-2]
  • * Di(tert-dodecyl) pentasulfide [31565-23-8] Di(tert-dodecyl) polysulfide [68583-56-2; 68425-15-0]
  • * Dipentamethylenethiuram disulfide [94-37-1]
  • * Ethyl vinyl ether [109-92-2]
  • * Isobutyl vinyl ether [109-53-5]
  • * Methenamine 3-chloroallylochloride [4080-31-3]
  • * Methyl vinyl ether [107-25-5]
  • ° Mirex [2385-85-5]
  • * Petroleum distillates, hydrotreated light [64742-47-8]
  • * Uranium [7440-61-1] and its compounds
  • * Zinc pyrithione [13463-41-7]
Biological Values
BAT Values Changes
  • ° 1,2-Dichlorobenzene [95-50-1] Exposure Equivalents for Carcinogenic Substances, EKA changes
  • * Acrylamide [79-06-1] establishment of EKA previous: no EKA
BLW Changes
  • * Acrylamide [79-06-1] 550 pmol/g Globin 15 mg/l
  • ° 2,2-Bis(4-hydroxyphenyl)propane (Bisphenol A) [80-05-7]
  • * 4,4'-Diaminodiphenylmethane [101-77-9] BLW has been withdrawn   previous value: 10 mg/l
BAR Changes
  • ° 4-Aminobiphenyl [92-67-1]
BAT Values New Entries
  • * Ethylbenzene [100-41-4]
  • * 1,6-Hexamethylene diisocyanate [822-06-0]
  • * Vitamin K antagonists
Exposure Equivalents for Carcinogenic Substances, EKA New Entries
BLW New Entries
BAR New Entries
  • * Acrylamide [79-06-1]
  • * Polychlorinated biphenyls [1336-36-3]
  • * Propylene oxide [75-56-9]
  • * Uranium [7440-61-1] and its compounds [7440-61-1]



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