Analysis of iron ores. Methods for the determination of phosphorus content. Titrimetric method.

UNGÜLTIG herausgegeben am 31.1.1989

Analysis of iron ores. Methods for the determination of sulphur content. Gravimetric method.

UNGÜLTIG herausgegeben am 31.1.1989

Analysis of iron ores. Methods for the determination of aluminium content. Flame atomic absorption spectrometric method.

UNGÜLTIG herausgegeben am 15.10.1993

Analysis of iron ores. Methods for the determination of manganese content. Spectrophotometric method.

UNGÜLTIG herausgegeben am 31.1.1989

Analysis of iron ores. Methods for the determination of manganese content. Flame atomic absorption spectrometric method.

UNGÜLTIG herausgegeben am 15.10.1993

Code of practice for thermal insulation of roofs externally by means of sprayed rigid polyurethane (PUR) or polyisocyanurate (PIR) foam.

UNGÜLTIG herausgegeben am 30.6.1989

Guide to construction and use of 130 mm (5.25 in) flexible disk cartridges for data interchange using modified frequency modulation recording at 7958 ftprad, 3.8 tpmm (96 tpi) on both sides. Track format A.

UNGÜLTIG herausgegeben am 28.2.1989

Guide to construction and use of 130 mm (5.25 in) flexible disk cartridges for data interchange using modified frequency modulation recording at 7958 ftprad, 1.9 tpmm (48 tpi) on both sides. Dimensional, physical and magnetic characteristics.

UNGÜLTIG herausgegeben am 28.2.1989

Guide to construction and use of 130 mm (5.25 in) flexible disk cartridges for data interchange using modified frequency modulation recording at 7958 ftprad, 1.9 tpmm (48 tpi) on both sides. Track format A.

UNGÜLTIG herausgegeben am 28.2.1989

Method for preparation of test codes of engineering grade for measurement at the operator´s or bystander´s position of noise emitted by machinery.

UNGÜLTIG herausgegeben am 30.12.1988