MEGUIAR'S M47 User Manual
Page 9

M47, Hard Water Spot Remover (18-151B): M4716
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Page: 9 of 14
The information below may not agree with the EU material classification in Section 2 and/or the ingredient
classifications in Section 3 if specific ingredient classifications are mandated by a competent authority. In addition,
statements and data presented in Section 12 are based on UN GHS calculation rules and classifications derived from
3M assessments.
12.1. Toxicity
No product test data available.
Material
CAS Nbr
Organism
Type
Exposure
Test endpoint Test result
Mixture of 5-
chloro-2-
methyl-2H-
isothiazol-3-
one and 2-
methyl-2H-
isothiazol-3-
one
55965-84-9
Diatom
Experimental
72 hours
EC50
0.021 mg/l
Mixture of 5-
chloro-2-
methyl-2H-
isothiazol-3-
one and 2-
methyl-2H-
isothiazol-3-
one
55965-84-9
Water flea
Experimental
48 hours
EC50
0.18 mg/l
Mixture of 5-
chloro-2-
methyl-2H-
isothiazol-3-
one and 2-
methyl-2H-
isothiazol-3-
one
55965-84-9
Diatom
Experimental
72 hours
NOEC
0.01 mg/l
Amides, coco,
N,N-
bis(hydroxyeth
yl)
68603-25-8
Data not
available or
insufficient for
classification
Citric Acid
77-92-9
Water flea
Experimental
48 hours
EC50
655 mg/l
Citric Acid
77-92-9
Bluegill
Experimental
96 hours
LC50
1,516 mg/l
12.2. Persistence and degradability
Material
CAS Nbr
Test type
Duration
Study Type
Test result
Protocol
Amides, coco,
N,N-
bis(hydroxyeth
yl)
68603-25-8
Data not
available or
insufficient for
classification
N/A
N/A
N/A
N/A
Citric Acid
77-92-9
Experimental
Biodegradation
14 days
BOD
77 % weight
OECD 301C - MITI
test (I)
Mixture of 5-
chloro-2-
methyl-2H-
isothiazol-3-
one and 2-
55965-84-9
Data not
available or
insufficient for
classification
N/A
N/A
N/A
N/A