The Bureau of Indian Standards (BIS) on October 29, 2024, issued the Date of Establishment and Withdrawal of Indian standard particular related to Sodium Perborate, Tetrahydrate.
The following has been established on October 22, 2024:
• IS 3598: 2024 Sodium Perborate, Tetrahydrate — Specification (Second Revision)
• IS 3607: 2024 Magnesite for Chemical Industry — Specification (Second Revision)
• IS 3707: 2024 Refill, Ball Point Pen — Specification (Third Revision)
• IS 4408: 2024 Sodium Chloride, Analytical Reagent — Specification (Second Revision)
The following has been withdrawn on April 22, 2025:
• IS: 3598 – 1983 Specification for Sodium Perborate, Tetrahydrate (First Revision)
• IS: 3598 – 1983 Specification for Sodium Perborate, Tetrahydrate (First Revision)
• IS : 3707 – 1984 Specification for Refill, Ball Point Pen (Second Revision)
• IS : 4408 – 1979 Specification for Sodium Chloride, Analytical Reagent (First Revision)
[Notification No HQ-PUB013/1/2020-PUB-BIS (1065)]
