The Bureau of Indian Standards (BIS) on April 29, 2024, issued the date of establishment and withdrawal of Indian standard particulars related to Hydrated Magnesium Silicate.
In the following particulars, the date of establishment is April 22, 2024-
•IS 66: 2024 Hydrated Magnesium Silicate (Talc) for Paints — Specification (Third Revision)
•IS 574: 2024 Glassy Sodium Metaphosphate — Specification (Fifth Revision)
•IS 637: 2024 Rubber Tubings for General Purposes — Specification (Third Revision)
•IS 2267 (Part 1): 2024 ISO 24022-1: 2020 Polystyrene (PS) Moulding and Extrusion Materials Part 1 Designation System and Basis for Specification (Third Revision)
In the following particulars, the date of Withdrawal is July 26, 2024-
•IS 66: 2006 Magnesium Silicate Pigments for Paints — Specification (Second Revision)
•IS 574: 1989 Glassy Sodium Metaphosphate — Specification (Fourth Revision)
•IS 637: 1994 Rubber Tubings for General Purposes — Specification (Second Revision)
•IS 2267: 1995 Polystyrene Moulding and Extrusion Materials — Specification (Second Revision)
[Notification No. HQ-PUB012/1/2020-PUB-BIS (857)]
