The ASTM D5871 standard applies to all stated limits in this standard: In order to determine consistency with this standard, observed or calculated values should be “rounded” sa “nearest unit” in the last right-handed number used when expressing the specification according to the rounding method of practice E29.
abstraction

The specification includes benzene for use as a cyclohexane feedstock. Different tests should be performed to determine the following properties of the cyclohexane feedstock: benzene content, sulfur content, thiophene content, toluene plus methylcyclohexane content, methylcyclopentane content, n-hexane content, pickling color, hitsura, kulay ng kulay, water content and freezing point on an anhydrous basis.

This summary is a brief overview of the reference standards. It is for reference only and is not an official part of the standard; Reference is required to the full text of the standard itself for its use and application. ASTM makes no warranties of any kind, ipahayag o ipinahiwatig, at hindi kumakatawan na tumpak ang nilalaman ng abstrak na ito, complete or new.

ASTM D5871-2017 “Standard Specification for Benzene from Cyclohexane Feedstock”

Hakbang 1: Saklaw

1.1 This specification includes benzene as a cyclohexane feedstock.

1.2 The following applies to all specified limits in this standard: In order to determine consistency with this standard, observed or calculated values should be “rounded” sa “nearest unit” in the last right-handed digit used in the expression of the specification in accordance with the rounding method of Practice E29.

1.3 Values expressed in SI units shall be considered standard. Ang mga halaga na ibinigay sa mga panaklong ay para sa sanggunian lamang.

1.4 Please refer to the current OSHA Regulation provider’s safety data sheet for all materials used in this specification.

1.5 The international standard is based on internationally recognized standardization principles established in the “Desisyon sa Mga Prinsipyo para sa Pag unlad ng Internasyonal na Pamantayan, Mga Patnubay at Rekomendasyon” inisyu ng Committee on Technical Barriers to Trade (TBT) ng World Trade Organization.