D835 1.1 This
specification covers nitration grade benzene. 1.2 The
following applies to all specified limits in this standard: for purposes
of determining conformance with this standard, an observed value or a
calculated value shall be round off "to the nearest unit" in the last
right-hand digit used in expressing the specification limit, in
accordance with the round-off method of Practice E 29.
Specification for Refined Benzene-485
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