China Testing & Certification International Group Co., Ltd. (CTC, Stock Code 603060) originated from the testing and certification business of China Building Materials Academy in the 1950s. After 70 years of unremitting efforts and persistent pursuit, the company has formed five business categories: detection and testing, certification and evaluation, testing instruments and intelligent manufacturing, measurement and calibration, scientific research and technical services, committed to providing customers with technical services and comprehensive solutions of detection and testing, certification and evaluation, appraisal, consultation, training, and instruments and equipment in fields of quality, environmental protection, green, safety, health, and energy conservation.

Sodium Hypochlorite
Sodium Acetate
Polyferric Chloride
Appearance Quality
Content
Impurity Elements
Moisture
pH Value
GB 19106-2013 Sodium Hypochlorite
GB/T 693-2024 Chemical Reagent — Sodium Acetate Trihydrate (Sodium Acetate)
Possesses dozens of large-scale precision analytical testing instruments from domestic and international sources, including ICP-MS, GC-MS, XRD, XRF, FTIR, TGA, DSC, SEM, TEM, and other analytical instruments. Holds CMA and CNAS testing qualifications. Testing capabilities cover multiple categories of products including inorganic chemicals, organic chemicals, fine chemicals, and polymer materials. Can conduct chemical product testing business such as physicochemical indicators, principal component quantification, multiple types of impurities, and trace hazardous substance analysis.
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