Standards for Biodegradable Plastics
standard | No. | aerobic/ anaerobic |
medium | inoculam | measure object | measurement method |
incubation temp. |
reactor size | reactor amount | air flow rate |
test period | others |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ISO | 14851 | aerobic | water | sewage treatment plant mixed sludge |
biodegradation | O2 consumption | 20-25℃±1℃ | total 5 | 50~100 ml/min |
reach plateau or 6 months |
dark place | |
ASTM | D5271 | aerobic | water | |||||||||
JIS | K6950 | aerobic | water | sewage treatment plant mixed sludge |
biodegradation | O2 consumption BOD method |
20-25℃±1℃ | 500~600mL | total 6 | 50~100 ml/min |
reach plateau or 6 months |
dark place |
ISO | 14852 | aerobic | water | sewage treatment plant mixed sludge |
biodegradation | CO2 generation titration method etc. |
20-25℃±1℃ | total 5 | 50~100 ml/min |
dark place | ||
ASTM | D5209 | aerobic | water | activated sewage sludge |
biodegradation disintegration |
CO2 generation titration method etc. |
23℃±1℃ | until reach plateau | ||||
JIS | K6951 | aerobic | water | sewage treatment plant mixed sludge |
biodegradation | 20-25℃±1℃ | total 5 | 50~100 ml/min |
reach plateau or 6 months |
dark place | ||
ISO | 14855-1 | aerobic | compost | controled compost |
biodegradation disintegration |
CO2 generation titration method etc. |
58℃±2℃ | 3L | Total 5 | 45~180days | ||
ASTM | D5338 | aerobic | compost | controled compost |
biodegradation disintegration |
CO2 generation titration method etc. |
35→58→50→35℃(±2℃) | 2~5L | each 3 total 12 |
45days | ||
EN | 14046 | aerobic | compost | biodegradation disintegration |
||||||||
JIS | K6953-1 | aerobic | compost | controled compost |
biodegradation disintegration |
CO2 generation titration method etc. |
58℃±2℃ | 2~5L | each 3 total 9 |
enough high flow |
45~180days | |
ISO | 14855-2 | aerobic | compost | controled compost |
biodegradation | CO2 generation gravimetric method |
58℃±2℃ | 500ml | each 3 total 9 |
10~30 ml/min |
45~180days | |
JIS | K6953-2 | aerobic | compost | controled compost |
biodegradation | CO2 generation gravimetric method |
58℃±2℃ | 500ml | each 2 total 6 |
10~30 ml/min |
45~180days | |
ISO | 17556 | aerobic | soil | adjusted soil |
biodegradation | 20-25℃±2℃ | 200g~300g | each 2 total 6 |
voluntary | reach plateau ~6 months |
||
ASTM | D5988 | aerobic | soil | |||||||||
JIS | K6955 | aerobic | soil | adjusted soil |
biodegradation | 20-25℃±1℃ | 200g~300g | each 3 total 9 |
voluntary | reach plateau or 6 months |
||
ISO | 14853 | anaerobic | water | 35℃±2℃ | 0.1-1L | – | ||||||
ISO | 15985 | anaerobic | sluge | pretreated domestic garbage |
biodegradation disintegration |
Bio gass (CO2 CH4) volume |
52℃±2℃ | >750mL | each 3 total 9 |
– | 15days~ reach plateau |
dark place |
ASTM | D5526 | anaerobic | sluge | – | ||||||||
JIS | K6960 | anaerobic | sluge | pretreated domestic garbage |
biodegradation disintegration |
Bio gass (CO2 CH4) volume |
52℃±2℃ | >750mL | each 3 total 9 |
– | 15days~ reach plateau |
dark place |
ISO | 13975 | anaerobic | slurry | biodegradation | Bio gass (CO2 CH4) volume |
– |