IS Title/आईएस शीर्षक:
Raw optical glass - Resistance to attack by aqueous alkaline phosphate - Containing detergent solutions at 50°C - Testing and classification
Superseding IS/सुपरसीडिंग आईएस:
None
Degree of Equivalence/समतुल्यता स्तर:
Identical under dual numbering
Number of Revisions/पुनरीक्षणों की संख्या:
New Standard
Number of Amendments/संशोधनों की संख्या:
No amendment issued