reference standard
Emamectin benzoate
CAS NO.: 155569-91-8
Purity :98.7%
Vitamin D3 solution in ethanol
CAS NO.: 67-97-0
Purity :
Sodium thiosulfate titration solution
CAS NO.: 7772-98-7
1-Methoxy-2-propanol
CAS NO.: 107-98-2
Purity :99.5%
Benzyl Butyl Phthalate
CAS NO.: 85-68-7
Purity :98.5%
Weiyel Inc was founded in 2007. It is integrating R&D, production, distribution, sales and service. With 4000 square meters construction area, which including 2200 square meters (production) laboratory and 1000 square meters modern warehouses. It has more than 200 professional laboratory researchers. Weiyel Inc obtained ISO 17034 accreditation, which issued by the China National Accreditation Service for Conformity Assessment. Quality management system in accordance with ISO 17034 and ISO/IEC 17025 is providing stable guarantee for reference standards manufacture. Weiyel is excellent reference materials manufacturer and supplier. It has independently developed more than 30,000 kinds of standard materials, and its products cover many fields such as food, chemical products, environmental chemistry, microorganisms, geology and minerals, clinical medicine and pharmaceuticals. Weiyel has many branches and offices around the world including Hong Kong, the United States, and Japan. We are seeking global distributors.
CAS No.:155569-91-8
Purity:98.7%
Lead Time:7Day (s)
CAS No.:67-97-0
CAS No.:7772-98-7
Lead Time:5Day (s)
CAS No.:107-98-2
Purity:99.5%
CAS No.:85-68-7
Purity:98.5%
CAS No.:58-27-5
CAS No.:497-76-7
Purity:99.0%
CAS No.:706-14-9
Purity:99.1%
CAS No.:124-18-5
Purity:99.6%
CAS No.:57817-89-7
CAS No.:6683-19-8
Purity:97.5%
CAS No.:859-18-7
Purity:95.0%