Recently, China's Ministry of Agriculture and Rural Affairs released three national standards for pesticide residue testing methods, including the “National Food Safety Standard: Determination of Nitrofen, Morpholine Hydrochloride, and Ethylamine Salt of Carpermethrin Residues in Plant-Based Foods by Liquid Chromatography-Mass Spectrometry (Draft for Comment).” These standards are now open for public comment, The deadline for submissions is September 30, 2025.

As a professional supplier with 25 years of expertise in the reference materials field, Manhaige closely monitors industry standard developments. Based on the draft content, we have pioneered a comprehensive reference material solution to provide robust technical support for pesticide residue testing laboratories.
Product Solution Overview
Food safety is paramount, and pesticide residue detection is a critical component. For standard materials, Manhage offers multi-specification standard sets and single-component mixed standards tailored to different national standards, meeting precise detection requirements. For pretreatment consumables, we provide graphitized carbon black-amino composite columns and tea-specific solid-phase extraction columns to facilitate efficient sample preparation.
Comprehensive Coverage of Three Detection Methods, Precisely Aligned with National Standards
1. Liquid Chromatography-Quadrupole-Time-of-Flight Mass Spectrometry (LC-Q-TOF)
Suitable for screening 524 pesticide residues and metabolites;
Offers mixed standard sets of 15 vials/set covering 582 components.
2. Gas Chromatography-Quadrupole-Time-of-Flight Mass Spectrometry (GC-Q-TOF)
Suitable for screening 473 pesticide residues and their metabolites;
Provides a mixed standard kit (15 vials/set) covering 511 components.
3. Liquid Chromatography-Mass Spectrometry (LC-MS/MS)
Specialized detection for nitrofen, morpholine hydrochloride, and chlorpyrifos-ethyl;
Provides precision standard sets of 3 vials per set.
Complementary Consumables for Enhanced Efficiency
Sample Preparation Consumables:
Sodium Chloride and Anhydrous Magnesium Sulfate Kit (BESEP-62056);
Multiple Solid-Phase Extraction Columns:
1. Graphitized Carbon Black-Amino Composite Column
2. Tea-Specific Column (1g/2g)
3. Octadecylsilane-bonded silica column (C18)
PSA and MgSO₄ purification kit (BESEP-64019), suitable for rapid sample purification.
Hotline: 400-8180104
Official website: www.bepurecrm.com
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