Connections for hydraulic fluid power and general use — Ports and stud
ends with ISO 261 metric threads and O-ring sealing — Part 2:
Dimensions, design, test methods and requirements for heavy-duty (S
series) stud ends
Information processing — General purpose hubs and reels, with 76 mm (3
in) centrehole, for magnetic tape used in interchange instrumentation applications
Phosphoric acid for industrial use (including foodstuffs) —
Determination of total phosphorus (V) oxide content — Quinoline
phosphomolybdate gravimetric method