DIANTIMONY TRISULFIDE

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DIANTIMONY TRISULFIDE

CAS NUMBER 1345-04-6
EINECS NUMBER 215-713-4
MOLECULAR FORMULA Sb2S3
 MOLECULAR WEIGHT  339.72 g/mol
 MELTING POINT
506°C
 BOILING POINT
(no boiling point up to 600°C; DSC)


Material specification typical of i2a member companies:

Composition 1: antimony trisulfide (representative sample)

PHYSICAL FORM POWDER
PARTICLE SIZE INFORMATION The median particle size L50 of antimony trisulfide deduced from the particle size distributions is 32.7 µm. (L10 = 4.7 µm / L90 = 100.4 µm)
DEGREE OF PURITY > 95.0 - <= 99.8 % (w/w)
OTHER IMPURITIES
(for which the individual concentration does not exceed 0.1% and/or are not relevant for Antimony sulfide classification)
<= 4.75 % (w/w)
 REMARKS Impurity is relevant for C&L of the substance
sum of sulfides is <0.25%
 


Composition 2: Antimony trisulfide (Composition medium As and Pb impurities):

PHYSICAL FORM POWDER
DEGREE OF PURITY > 95.0 - <= 99.65 % (w/w)
 As SULFIDE IMPURITY
EC no.: 215-117-4
<= 0.25 %

Impurity is relevant for C&L of the substance.

Sum of sulfides between 0.25% and 0.30%

Pb SULFIDE IMPURITY
 EC no.: 215-246-6 
<= 0.25 %
Impurity is relevant for C&L of the substance.
Sum of sulfides between 0.25% and 0.30%
OTHER IMPURITIES
(for which the individual concentration does not exceed 0.1% and/or are not relevant for Antimony sulfide classification)
<= 4.70 %


Composition 3: Antimony trisulfide (Composition high As and Pb impurities):

PHYSICAL FORM POWDER
DEGREE OF PURITY > 95.0 - <= 99.65 % (w/w)
 As SULFIDE IMPURITY
EC no.: 215-117-4
<= 0.25 %
Impurity is relevant for C&L of the substance.
Sum of sulfides between 0.30% and 0.50%

Pb SULFIDE IMPURITY
 EC no.: 215-246-6 
<= 0.25 %
Impurity is relevant for C&L of the substance.
Sum of sulfides between 0.30% and 0.50%
OTHER IMPURITIES
(for which the individual concentration does not exceed 0.1% and/or are not relevant for Antimony sulfide classification)
<= 4.50 %

If you are interested in the registration of Diantimony Trisulfide please contact i2a no matter which impurity level you have.


Classification and labelling of Antimony Trisulfide


Classification and labelling according to CLP/GHS

Remarks: not officially classified, but classified due to read-across from ATO


Antimony Trisulfide (Representative sample)

CLASSIFICATION

Carc 2 (H351)



LABELLING  
 SIGNAL WORD Warning
 HAZARD PICTOGRAM  GHS08: health hazard


 HAZARD STATEMENTS H351: suspected of causing cancer by inhalation


Classification and labelling of the different compositions

   PbS  As2S3  SUM OF As2s3 AND PbS  OTHER IMPURITIES ATS
 CLP DSD
PROPOSED ALTERNATIVE C&L -CLP
PROPOSED ALTERNATIVE C&L - DSD
 MEDIUM As AND Pb <= 0,25% <= 0,25%
>=0,25% and < 0,30%
 <=4,70% >95% <= 99,65%   Aq chronic 3 (H412) R52/53  Carc Cat 2 (H351) / Aq chronic 3 (H412)   Xn, R40  and R52/53
HIGH As AND Pb   <= 0,25% <= 0,25%   >=0,3 and <0,5% <=4,50%   >95% <= 99,65%  Aq chron 3(H412) /Repr cat 1A(H360D)  R52/53  T and R61  Carc Cat 2 (H351) /Aq chron 3 (H412)/Repr cat 1A
 T, R52/53 /R61, R40

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