1.1 This specification covers nitration grade xylene.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 t This specification covers nitration grade xylene. The nonaromatic hydrocarbons, acid wash color, copper corrosion, appearance, distillation range, initial distillation temperature, and dry point of nitration grade xylene shall be tested to meet the req