Certifications 2
SDS No.: 433400 V002.0
Pattex Haus & Bau Silicon - alle Farben
Page 19 of 22
The mixture is classified based on calculation method referring to the classified substances present in the mixture.
Hazardous substances
CAS-No.
Value
type
Value
Exposure time
Species
Method
Trimethoxyvinylsilane
2768-02-7
EC50
> 957 mg/l
72 h
Desmodesmus subspicatus
EU Method C.3 (Algal
Inhibition test)
Trimethoxyvinylsilane
2768-02-7
NOEC
957 mg/l
72 h
Desmodesmus subspicatus
EU Method C.3 (Algal
Inhibition test)
Titanium tetrabutanolate
5593-70-4
EC50
225 mg/l
96 h
Algae, algal mat (Algae)
not specified
Octamethylcyclotetrasiloxane
556-67-2
EC50
96 h
Selenastrum capricornutum
(new name: Pseudokirchneriella
subcapitata)
EPA OTS 797.1050 (Algal
Toxicity, Tiers I and II)
Octamethylcyclotetrasiloxane
556-67-2
NOEC
< 0,022 mg/l
96 h
Selenastrum capricornutum
(new name: Pseudokirchneriella
subcapitata)
EPA OTS 797.1050 (Algal
Toxicity, Tiers I and II)
Methanol
67-56-1
EC50
22.000 mg/l
96 h
Selenastrum capricornutum
(new name: Pseudokirchneriella
subcapitata)
OECD Guideline 201 (Alga,
Growth Inhibition Test)
Decamethylcyclopentasiloxan
e
541-02-6
NOEC
96 h
Selenastrum capricornutum
(new name: Pseudokirchneriella
subcapitata)
OECD Guideline 201 (Alga,
Growth Inhibition Test)
Decamethylcyclopentasiloxan
e
541-02-6
EC50
96 h
Selenastrum capricornutum
(new name: Pseudokirchneriella
subcapitata)
OECD Guideline 201 (Alga,
Growth Inhibition Test)
Toxicity to microorganisms
The mixture is classified based on calculation method referring to the classified substances present in the mixture.
Hazardous substances
CAS-No.
Value
type
Value
Exposure time
Species
Method
Trimethoxyvinylsilane
2768-02-7
EC50
> 100 mg/l
3 h
activated sludge of a
predominantly domestic sewage
OECD Guideline 209
(Activated Sludge,
Respiration Inhibition Test)
Octamethylcyclotetrasiloxane
556-67-2
EC50
3 h
activated sludge
ISO 8192 (Test for
Inhibition of Oxygen
Consumption by Activated
Sludge)
Methanol
67-56-1
IC50
> 1.000 mg/l
3 h
activated sludge of a
predominantly domestic sewage
OECD Guideline 209
(Activated Sludge,
Respiration Inhibition Test)
Decamethylcyclopentasiloxan
e
541-02-6
EC0
> 10.000 mg/l
30 min
Pseudomonas putida
DIN 38412, part 27
(Bacterial oxygen
consumption test)
12.2. Persistence and degradability
Hazardous substances
CAS-No.
Result
Test type
Degradability
Exposure
time
Method
Trimethoxyvinylsilane
2768-02-7
not readily biodegradable.
aerobic
51 %
28 d
OECD Guideline 301 F (Ready
Biodegradability: Manometric
Respirometry Test)
Octamethylcyclotetrasiloxane
556-67-2
not readily biodegradable.
aerobic
3,7 %
29 d
OECD Guideline 310 (Ready
BiodegradabilityCO2 in Sealed
Vessels (Headspace Test)
Methanol
67-56-1
readily biodegradable
aerobic
82 - 92 %
30 d
EU Method C.4-E (Determination
of the "Ready"
BiodegradabilityClosed Bottle
Test)
Decamethylcyclopentasiloxan
e
541-02-6
not readily biodegradable.
aerobic
0,14 %
28 d
OECD Guideline 310 (Ready
BiodegradabilityCO2 in Sealed
Vessels (Headspace Test)
12.3. Bioaccumulative potential










