Methyl Parathion High Purity Reference Standard
USP/EP grade methyl-parathion at 99%+ purity used as analytical reference standard for pesticide residue testing and quality control. Classified under HTS 2920.11.00.00 as the pure thiophosphoric ester despite laboratory use designation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold exclusively as diagnostic reagent kit component
Laboratory reagents for diagnostic use classify under 3822 regardless of chemical identity.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include lot-specific Certificate of Analysis with NMR, IR, and HPLC purity verification
• Declare exact quantity (typically <1kg) to qualify for laboratory reagent exemption where applicable
• Ship with secondary containment and 'Limited Quantity' hazardous label for small packages
Related Products under HTS 2920.11.00.00
Parathion Technical Grade 95%
Parathion (ISO) is a highly toxic organophosphate insecticide classified under HTS 2920.11.00.00 as a thiophosphoric ester (phosphorodithioate). This technical grade concentrate contains 95% pure parathion and is used as the active ingredient for formulating agricultural pesticides.
Parathion-Methyl (Methyl Parathion) 97% TC
Methyl-parathion (ISO), also known as parathion-methyl, is the methyl ester analog of parathion specifically named in HTS 2920.11.00.00. This 97% technical concentrate is the primary form imported for emulsifiable concentrate formulations used on cotton and rice crops.
Parathion Anhydrous Liquid 98%
Water-free parathion liquid at 98% concentration stabilized with epichlorohydrin, imported in bulk for high-purity emulsifiable concentrate production. HTS 2920.11.00.00 classification applies to this pure thiophosphoric ester form.
Parathion-Methyl Sodium Salt Solution 50%
Aqueous solution of parathion-methyl sodium salt at 50% active ingredient, classified under HTS 2920.11.00.00 per Chapter 29 note (C)(1) for inorganic salts of organic compounds. Used in water-based pesticide formulations.
Parathion 80% Wettable Powder Technical
Parathion technical material pre-dispersed on 80% concentration in wettable powder form for easier formulation, but still classified under HTS 2920.11.00.00 as the pure chemical compound. Used primarily for manufacturing dusts and water-dispersible granules.