Hazardous Chemical Information System (HCIS)



Hazardous Chemical Details

Cas Number 26172-55-4
Chemical Name Methylchloroisothiazolinone
Chemical Synonym 3(2H)-Isothiazolone, 5-chloro-2-methyl-
Hazard Category Skin sensitisation – category 1A
Hazard Statement H317 (May cause an allergic skin reaction)
Pictogram Pictogram of Exclamation Mark GHS07 (Exclamation Mark)
Signal Word Warning
Cut-offs

Skin sensitisation - category 1A (H317): concentration >= 0.0015%

Notes 8 (The tables in schedule 6 of the WHS regulations replace some tables in the GHS, this may affect the cut off concentrations for this chemical.)
Sources N (The classification information for this entry was provided by the National Industrial Chemical Notification and Assessment Scheme)

Hazardous Chemical History

Date Description
24/03/2021 Hazard Category modified from
[HC092:Skin sensitisation – category 1]

to
[HC093:Skin sensitisation – category 1A]
24/03/2021 CutOffs modified from
[

0% <= concentration < 0.0015%: no hazard categories;

0.0015% <= concentration: Skin sensitisation category 1 (H317)

]
to
[

Skin sensitisation - category 1A (H317): concentration >= 0.0015%

]
24/03/2021 CutOffs modified from
[

0% <= concentration < 0.0015%: no hazard categories

0.0015% <= concentration: Skin sensitisation category 1 (H317)

]
to
[

0% <= concentration < 0.0015%: no hazard categories;

0.0015% <= concentration: Skin sensitisation category 1 (H317)

]
24/03/2021 CutOffs modified from
[]
to
[

0% <= concentration < 0.0015%: no hazard categories

0.0015% <= concentration: Skin sensitisation category 1 (H317)

]
09/03/2021
09/03/2021 Signal Word modified from
[Danger]
to
[Warning]
Hazard Category modified from
[HC061:Acute toxicity – category 3,
HC061:Acute toxicity – category 3,
HC060:Acute toxicity – category 2,
HC081:Skin corrosion – category 1B,
HC092:Skin sensitisation – category 1]

to
[HC092:Skin sensitisation – category 1]

Pictogram modified from
[GHS06,GHS05]
to
[GHS07]
Hazard Statement modified from
[H301 Toxic if swallowed;
H311 Toxic in contact with skin;
H330 Fatal if inhaled;
H314 Causes severe skin burns and eye damage;
H317 May cause an allergic skin reaction]
to
[H317 May cause an allergic skin reaction]
09/05/2018 Synonym modified from
[]
to
[3(2H)-Isothiazolone, 5-chloro-2-methyl-]
Hazard Category modified from
[HC066:Acute toxicity (inhalation) - category 3,
HC076:Acute toxicity (dermal) - category 3,
HC071:Acute toxicity (ingestion) - category 3,
HC081:Skin corrosion – category 1B,
HC093:Skin sensitisation – category 1A]

to
[HC061:Acute toxicity – category 3,
HC061:Acute toxicity – category 3,
HC060:Acute toxicity – category 2,
HC081:Skin corrosion – category 1B,
HC092:Skin sensitisation – category 1]

Hazard Statement modified from
[H331 Toxic if inhaled;
H311 Toxic in contact with skin;
H301 Toxic if swallowed;
H314 Causes severe skin burns and eye damage;
H317 May cause an allergic skin reaction]
to
[H301 ;
H311 ;
H330 ;
H314 ;
H317 ]
20/12/2016 Chemical Added