Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
YB/T 4005-1991 $260.00 via email in business day valid
YB/T 4006-1991 $180.00 via email in business day valid
YB/T 4007-1991 $180.00 via email in business day valid
YB/T 4008-1991 $180.00 via email in business day valid
YB/T 4009-1991 $180.00 via email in business day valid
YB/T 4010-1991 $180.00 via email in business day valid
YB/T 4011-1991 $180.00 via email in business day valid
YB/T 4012-1991 $180.00 via email in business day valid
YB/T 4013-1991 $180.00 via email in business day valid
YB/T 4015-1991 Sample preparation requirements cellar with glass melting refractory products test $180.00 via email in 1~3 business day abolished
YB/T 4018-1991 via email in business day abolished
YB/T 4019-1991 $100.00 via email in 1~3 business day superseded
YB/T 4019-2006 Test methods for chemical activity of caustic burned magnesia $60.00 immediately valid
YB/T 4019-2020 Determination of chemical activity of light calcined magnesia $150.00 via email in 1~3 business day valid
YB/T 4020-1991 $184.00 via email in 1~3 business day superseded
YB/T 4020-2007 Determination for the Cyanide Content of Sodium Ferrocyanade $125.00 via email in 1~3 business day valid
YB/T 4021-1991 $100.00 via email in 1~3 business day superseded
YB/T 4021-2007 Determination of Total Sulphur in Naphthalene - Reduction Titration $120.00 via email in 1~3 business day valid
YB/T 4022-1991 Refractory mortar load softening temperature test method (differential - heating method) $220.00 via email in 1~3 business day abolished
YB/T 4025-1991 Niobium Phosphorus semisteel $180.00 via email in 1~3 business day abolished
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