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SRB8
Standard Reference Black (Series 8)
SRB 8 was depleted in 2018. The replacement series SRB 9 has been approved by the ASTM D-24 subcommittee. This series of standards became available for purchase July 16, 2018.
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Standard Reference Black (Series 8)
SRB 8 was depleted in 2018. The replacement series SRB 9 has been approved by the ASTM D-24 subcommittee. This series of standards became available for purchase July 16, 2018.