GB/T 20252-2006
Replaced
T/ZZB 2777-2022
Active
Group standards
T/ZZB 2777-2022 Three-coordinated Cobalt(IV) oxide
T/ZZB 2777-2022 Three-coordinated Cobalt(IV) oxide
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 2777-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Heavy metals and their alloys
ICS Name:
Cadmium and cobalt products
Publish Date:
2022-06-22
Implement Date:
2022-07-22
Pages:
13 pages
Scope
Main technical content: This document specifies the basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, accompanying documents, order form content, and quality commitments for cobalt trioxide. This document is applicable to the metered type cobalt trioxide obtained by spray roasting and refining of cobalt chloride solution, hereinafter referred to as Type I. This document is applicable to the energy type cobalt trioxide obtained by reacting and calcining cobalt sulfate solution with ammonium bicarbonate, hereinafter referred to as Type II.