TECHNICAL PRODUCT MANUAL

Fenthion-sulfone

Phosphorothioic acid, O,O-dimethyl O-[3-methyl-4-(methylsulfonyl)phenyl] ester

CAS Number	3761-42-0
Nominal Purity	≥99.0%
Pack Size	10 mg
Recommended Use	Controlled laboratory, analytical and research use only

IMPORTANT SAFETY AND REGULATORY NOTICEFenthion-sulfone is an organophosphorus pesticide metabolite/reference analyte with important health, environmental and regulatory considerations. This product is supplied solely as a laboratory reference or analytical material and must not be used for agricultural application, household, veterinary, food, human or environmental-release purposes. Purchase, import, possession, transport, use and disposal must comply with all applicable national and local laws. This manual is not a substitute for a jurisdiction-specific Safety Data Sheet (SDS).

Product Identification

Product name	Fenthion-sulfone
Chemical name	Phosphorothioic acid, O,O-dimethyl O-[3-methyl-4-(methylsulfonyl)phenyl] ester
CAS number	3761-42-0
EC number	634-861-4
Molecular formula	C10H15O5PS2
Molecular weight	310.33 g/mol
Nominal purity	≥99.0% (as specified; batch-specific result must be confirmed on the Certificate of Analysis)
Pack size	10 mg
Recommended use	Reference, analytical or controlled research use by trained personnel
Restrictions on use	Not for pesticide application, clinical use, food/feed use, household use or environmental release