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GB/T 6003.2-2024 in English
Test sieves—Technical requirements and testing—Part 2:Test sieves of perforated metal plate
to be valid
Issued on:2024-09-29
RFQ -
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GB/T 42351.2-2024 in English
Preparation of particulate reference materials—Part 2: Polydisperse spherical particles
to be valid
Issued on:2024-09-29
RFQ -
GB/T 21649.1-2024 in English
Particle size analysis—Image analysis methods—Part 1: Static image analysis methods
to be valid
Issued on:2024-09-29
RFQ -
GB/Z 44387-2024 in English
Fine bubble technology—Measurement techniques for the characterization of fine bubbles
to be valid
Issued on:2024-08-23
RFQ -
GB/Z 44306-2024 in English
Particle—Guidelines for evaluation on quality consistency
to be valid
Issued on:2024-08-23
RFQ -
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GB/T 42660-2023 in English
Aerosol particle number concentration―Calibration of condensation particle counters
valid
Issued on:2023-08-06
$2,604.00 -