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Prohibition of Certain Toxic Substances Regulations, 2012

Version of the schedule from 2012-12-14 to 2013-03-13:

The following schedule is not in force.

SCHEDULE 2(Sections 1 to 3, 6, 7, 9 and 12 and Schedule 3)Permitted Uses, Concentration Limits and Reporting Thresholds

PART 1

Permitted Uses

ItemColumn 1Column 2
Toxic SubstancePermitted Uses
1Benzidine and benzidine dihydrochloride that have the molecular formulas C12H12N2 and C12H12N2·2HCl, respectively
  • (a) Staining for microscopic examination, such as immunoperoxidase staining, histochemical staining or cytochemical staining;

  • (b) Reagent for detecting blood in biological fluids;

  • (c) Niacin test to detect some micro-organisms; and

  • (d) Reagent for detecting chloralhydrate in biological fluids.

22-Methoxyethanol, which has the molecular formula C3H8O2
  • (a) Adhesives and coatings for aircraft refinishing; and

  • (b) Semiconductor manufacturing process.

3Pentachlorobenzene, which has the molecular formula C6HCl5Use with chlorobiphenyls contained in equipment or liquids in the service of such equipment in which their use is permitted under the PCB Regulations
4Tetrachlorobenzenes, which have the molecular formula C6H2Cl4Use with chlorobiphenyls contained in equipment or liquids in the service of such equipment in which their use is permitted under the PCB Regulations
5Benzenamine, N-phenyl-, reaction products with styrene and 2,4,4-trimethylpenteneAdditive in rubber, except in tires

PART 2

Temporary Permitted Uses

ItemColumn 1Column 2Column 3
Toxic SubstancePermitted UsesExpiry date
1Benzenamine, N-phenyl-, reaction products with styrene and 2,4,4-trimethylpenteneAdditive in lubricants2 years after the coming into force of these Regulations

PART 3

Permitted Concentration Limits

ItemColumn 1Column 2Column 3
Toxic SubstanceProduct Containing the Toxic SubstanceConcentration Limit of the Toxic Substance
12-Methoxyethanol, which has the molecular formula C3H8O2Diethylene glycol methyl ether, which has the molecular formula C5H12O30.5 % (w/w)
2Tributyltins, which contain the grouping (C4H9)3SnTetrabutyltin, which has the molecular formula (C4H9)4Sn30 % (w/w)

PART 4

Reporting Thresholds

ItemColumn 1Column 2Column 3Column 4
Toxic SubstanceAnnual QuantityAnnual Weighted Average ConcentrationAnnual Quantity and Annual Weighted Average Concentration
1Benzidine and benzidine dihydrochloride that have the molecular formulas C12H12N2 and C12H12N2·2HCl, respectively1 kg
2Chlorinated alkanes that have the molecular formula CnHxCl(2n+2-x) in which 10 ≤ n ≤ 131 kg and 0.5% (w/w)

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