Weiyel Reference Materials
info@weiyel.com
11 2026
On November 12, 2026, we celebrate the 19th anniversary of Weiyel.
11 2026
Weiyel offers the PTTC-ZC1 model (a Grade III standard metal line-scale) along with a full suite of equipment for steel ruler calibration. We are available to consult on the optimal configuration of standard scales and calibration benches tailored to the specific calibration requirements of your laboratory.
10 2026
For frequently monitored indicators—such as *Pseudomonas aeruginosa*, total aerobic plate count, coliforms, and molds and yeasts—Weiyel offers a range of quality control reference materials and certified reference materials tailored for applications such as packaged drinking water and various food matrices.
10 2026
Weiyel has developed a series of lincomycin reference materials, designed to meet quality control requirements throughout the entire production process—from raw materials to finished products.
10 2026
From Microcystin-LR to the full set of nine variants, Weiyel's mixed standards complete a critical link in aquatic environmental toxin monitoring.
10 2026
Weiyel is dedicated to R&D in the field of microplastics—an emerging class of pollutants—and has developed four types of microplastic (polyethylene) certified reference materials.
09 2026
Weiyel has developed a series of 37 VOC certified reference materials compatible with detection technologies such as gas chromatography, enabling precise measurement of VOC levels in workplace air.
09 2026
To support food risk monitoring, Weiyel has developed a range of heavy metal quality control samples based on common food matrices—such as rice flour, soy sauce, and fish meal—providing robust quality assurance for heavy metal testing. This series of reference materials can serve as working standards for routine analysis and testing, as well as for laboratory quality control activities such as method validation and instrument calibration.
09 2026
Specializing in the development of certified reference materials, Weiyel Metrology has developed specific reference materials to meet testing needs for Dichlorvos and organophosphate residues in food service environments and on tableware surfaces, thereby providing accurate metrological support for residue testing.
09 2026
Weiyel's new comprehensive solutions cover four major testing sectors: pesticide residue testing in crop products, heavy metal content testing in agricultural products, veterinary drug and prohibited substance residue testing in livestock and poultry products, and drug residue testing in aquatic products.
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