BS 4849:1972
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for 1,1,2-trichlorotrifluoroethane (R 113)
Hardcopy , PDF
15-08-1993
English
31-10-1972
Description, colour, density, distillation yield, residue on evaporation, water content, free acidity, stability and sampling. Test methods appended. Classified as a Group 1 refrigerant (of low toxicity).
| DevelopmentNote |
This standard is implicated in the Montreal Protocol on ozone depleting substances. OBSOLETE
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| BS 9751:1979 | Blank detail specification for fixed insulated (unshielded) r.f. inductors at the full assessment level |
| BS 9751 N0001:1980 | Detail specification for fixed insulated (unshielded) radio frequency inductors. Wire wound on ferrite, iron dust or phenolic cylindrical former. Full assessment level |
| BS 4584-13:1977 | Specification for metal-clad base materials for printed circuits Silicone woven glass fabric copper-clad laminated sheet Si-GC-Cu-13 |
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