General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 30293-2013
Scope
This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage of polyhydroxyalkanoates (polyhydroxyalkanoates, PHA) products. This standard applies to poly-3-hydroxybutyrate (PHB), poly-3-hydroxy-butyrate-valerate (PHBV) (HV≤12%), poly- 3-hydroxybutyrate-hexanoate (PHBH) (HH≤15%), poly-3-hydroxybutyrate-4-hydroxybutyrate [P(3,4HB)] (4HB≤15%).
GB/T 30293-2013 Referenced Document
GB/T 1033.3-2010 Plastics.Methods for determining the density of non-cellular plastics.Part 3:Gas pyknometer method
GB/T 14190-2008 Testing methods of fiber grade polyester chip
GB/T 1632.1-2008 Plastics.Determination of the viscosity of polymers in dilute solution using capillary viscometers.Part 1:General principles
GB/T 19276.1-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by measuring the oxygen demand in a closed respirometer
GB/T 19276.2-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by analysis of evolved carbon dioxide
GB/T 19277.1-2011 Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions.Method by analysis of evolved cabon dioxide.Part 1: General method
GB/T 19277.2-2013 Determination of the ultimate aerobic biodegradability of plastic materials under controlled composting conditions.Method by analysis of evolved carbon dioxide.Part 2:Gravimetric measurement of carbon dioxide evolved in a laboratory-scale test
GB/T 19466.3-2004 Plastics-Differential scanning calorimetry(DSC)-Part 3:Determination of temperature and enthalpy of melting and crystallization
GB/T 20197 Define,classify,marking and degradability requirement of degradable plastic
GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
GB/T 601 Chemical reagent.Preparations of reference titration solutions*, 2016-10-13 Update