IS 7425 : 1974 Specification for Dental Casting Investment for Gold Alloys

1 Scope

1.1 This standard prescribes the requirements and the methods ofsampling and tests for dental casting investment for gold alloys.The material is used in casting dental restorations of gold alloy.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 4799 : 1968Specification for dental casting gold alloys

IS 4905 : 1968Methods for random sampling