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SN/T 5918-2025 in English
Hazardous Chemicals Natural Gas Leak Detection Laser Spectroscopy
VALID
Issued on:2025-07-25 | Implemented on:2026-02-01
$255.00 $248.00 -
GB/T 45848-2025 in English
Natural gas—Format for data from gas chromatograph analysers for natural gas—XML file format
VALID
Issued on:2025-06-30 | Implemented on:2026-01-01
$600.00 $582.00 -
GB/T 32865-2025 in English
Quality requirements and test methods for tight sandstone gas products
VALID
Issued on:2025-04-25 | Implemented on:2025-11-01
$96.00 $94.00 -
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GB/T 33296-2025 in English
Quality requirements and test methods for shale gas products
VALID
Issued on:2025-04-25 | Implemented on:2025-11-01
$96.00 $94.00 -
SY/T 7831-2024 in English
Oil and gas field mixed light hydrocarbons
VALID
Issued on:2024-12-25 | Implemented on:2025-06-25
$209.00 $203.00 -
GB/T 22723-2024 in English
Natural gas—Energy determination
VALID
Issued on:2024-09-29 | Implemented on:2025-04-01
$930.00 $903.00
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