1. BS 7307-1:1990 ISO 7976-1:1989. Building tolerances - Measurement of buildings and building products - Part 1: Methods and instruments

2. BS 7307-2:1990 ISO 7976-2:1989. Building tolerances - Measurement of buildings and building products - Part 2: Position of measuring points

3. BS 7308:1990 ISO 7737:1986. Method for Presentation of dimensional accuracy data in building constructions

4. BS 7310:1990. Specification for Ion-selective electrodes, reference electrodes, combination electrodes and ion-selective electrode meters for determination of ions in solution

5. BS 7315:1990 EN 50064:1989. Specification for Wrought aluminium and aluminium alloy enclosures for gas-filled high-voltage switchgear and controlgear

6. BS 7319-1:1990 ISO 2481:1973. Analysis of sodium chloride for industrial use - Part 1: Method for determination of sodium chloride content

7. BS 7319-2:1990 ISO 2483:1973. Analysis of sodium chloride for industrial use - Part 2: Method for determination of moisture content

8. BS 7319-3:1990 ISO 2479:1972. Analysis of sodium chloride for industrial use - Part 3: Method for determination of matter insoluble in water or in acid

9. BS 7319-4:1990 ISO 2480:1972. Analysis of sodium chloride for industrial use - Part 4: Method for determination of sulphate content

10. BS 7319-5:1990 ISO 2482:1973. Analysis of sodium chloride for industrial use - Part 5: Method for determination of calcium and magnesium contents