Standards

SH/T 3205-2019 Active

SH/T 3205-2019 Design specification for emergency shower and eyewash system in petrochemical industry

This standard specifies the principles for the setting up of emergency flushing systems, as well as the requirements for system design, selection, layout, and installation. This standard applies to new construction, renovation, and expansion projects of petrochemical plants and factories that use coal as a raw material to produce fuels and chemical products.

Publish Date: 2019-08-02

SH/T 1151.1-2019 Active

SH/T 1151.1-2019 Synthetic rubber latex determination of mechanical stability - Part 1: High speed method

This section applies to all synthetic rubber latexes except for composite synthetic rubber latexes.

Publish Date: 2019-05-02

SH/T 1824-2019 Active

SH/T 1824-2019 The Determination of Antimony Content in Thermoplastics Polyesters SH/T 1824-2019

This standard is applicable to the determination of antimony content in polyethylene terephthalate (PET) flake products for film, bottle, fiber, and engineering plastics. The determination range of inductively coupled plasma emission spectrometry is (2–300) mg/kg, and the determination range of graphite furnace atomic absorption spectrometry is (1–300) mg/kg. PET fiber products can also be measured in accordance with this standard.

Publish Date: 2019-05-02

SH/T 1823-2019 Active

SH/T 1823-2019 The specialized material for hot-water-resistant polyethylene (PE-RT) used in the hot and cold water piping system

This material can be used to manufacture heat-resistant polyethylene (PE-RT) pipes for cold and hot water applications.

Publish Date: 2019-05-02

SH/T 1761.1-2019 Active

SH/T 1761.1-2019 Polypropylene resin powder Part 1: Batch method

This section applies to the powdered polypropylene homopolymer (PP-H) produced by polymerization of propylene using the batch method.

Publish Date: 2019-05-02

SH/T 1541.1-2019 Active

SH/T 1541.1-2019 Plastic particle appearance test method - Part 1: Visual method

This section applies to uncolored thermoplastic granular resins, such as polyethylene (PE), polypropylene (PP), polystyrene (PS), impact-resistant polystyrene (PS-I), acrylonitrile-butadiene-styrene (ABS), styrene-acrylonitrile (SAN), ethylene-vinyl acetate (EVAC), etc. The modified granular plastics can also be used as a reference for this section.

Publish Date: 2019-05-02

SH/T 1822-2019 Active

SH/T 1822-2019 One-two-four-five tetramethyl benzene

This standard applies to 1,2,4,5-tetrachlorobenzene, which is made from heavy aromatic hydrocarbons of carbon 9 and carbon 10 obtained by the reforming of petroleum fractions or the production of aromatic hydrocarbons from methanol, and is produced through the processes of distillation, isomerization, and crystalline separation. This product is mainly used as a raw material for the production of phthalic anhydride.

Publish Date: 2019-05-02

SH/T 3039-2018 Active

SH/T 3039-2018 Specification for seismic design of non-buried pipe in petrochemical industry

This standard specifies the basic requirements for the seismic effects, seismic verification, and seismic measures of non-buried pipelines in the petrochemical industry

Publish Date: 2018-07-04

SH/T 1819-2018 Active

SH/T 1819-2018 Determination of residual styrene content in carboxylic acid butyl-styrene latex using capillary column gas chromatography

This standard specifies the method of determining the residual styrene content in carboxylated butadiene latex using gas chromatography with a capillary column. This standard is applicable to the determination of residual styrene content in carboxylated butadiene latex with a concentration greater than 4.0 mg/kg.

Publish Date: 2018-04-30

SH/T 1821-2018 Active

SH/T 1821-2018 Industrial aromatic hydrocarbons determination of trace nitrogen by chemiluminescence

This standard specifies the chemiluminescence method for the determination of trace nitrogen in industrial aromatic hydrocarbons. This standard is applicable to the determination of nitrogen content in aromatic hydrocarbon samples ranging from C6 to C10 with a nitrogen content of (0.1 to 100) mg/kg.

Publish Date: 2018-04-30

SH/T 1820-2018 Active

SH/T 1820-2018 Industrial aromatic hydrocarbons determination of trace sulfur using UV fluorescence method

This standard specifies the ultraviolet fluorescence method for the determination of trace sulfur in industrial aromatic hydrocarbons. This standard is applicable to the determination of aromatic hydrocarbons ranging from C6 to C10 with a sulfur content of (0.2~100) mg/kg.

Publish Date: 2018-04-30

SH/T 1766.2-2018 Active

SH/T 1766.2-2018 Petroleum Dimexide Part 2: Determination of Purity and Organic Impurities by Gas Chromatography

This standard specifies the determination of the purity of ortho-xylene and its hydrocarbon impurity content by gas chromatography. This standard is applicable to the determination of ortho-xylene with a purity of not less than 99.0% (mass fraction). The detection range of hydrocarbon impurities such as non-aromatic hydrocarbons, benzene, toluene, ethylbenzene, m-xylene, p-xylene, n-propylbenzene, and isopropylbenzene is (0.001–1.000)% (mass fraction).

Publish Date: 2018-04-30