thiourea and urea التصنيع عبر الإنترنت

99% Sulfourea (62-56-6 CAS) White Crystal Particle for Electro Silvering A high-purity chemical compound primarily used for electro silvering applications with excellent performance characteristics. Product ... قراءة المزيد

White Glossy Crystal Sulfourea 99% Powder (CAS No. 62-56-6) CH4N2S Highly Purified Sulfourea for Gold Plating and Tin Plating Solutions Product Specifications CAS 62-56-6 EINECS 200-543-5 Appearance White ... قراءة المزيد