BS 3898:1965
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 laboratory humidity ovens (injection type)
Hardcopy , PDF
15-06-1992
English
31-03-1970
Humidity-sensitive device controls admission of moisture from external source. Temperature variation (from point to point); temperature fluctuation (with time); r.h. fluctuation; stability of oven conditions; time of recovery; absence of droplets; reproducibility of oven conditions; rates of heating and cooling. Design; air circulation; sealing; observation window; condensation; manual adjustment of temperature setting; manual adjustment of r.h. setting; manual adjustment of energy controllers; instru ments. Test methods, operation and maintenance.
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