Biodegradability and Safety

Nichigo G-Polymer™ has cleared the JBPA* identification standards and is registered on the “BiodegradablePla” positive list as a biodegradable resin.



* Japan BioPlastics Association

[Test conditions]
Conducted based on the method described in JIS K6950.
Equipment: closed oxygen consumption measurement device
(Ohkura Electric Co., Ltd., OM3100A Coulometer)
Microorganism concentration and source: 90 mg/L sludge returned from our company plant
Amount of sample added: 600 μL
Standard testing culture fluid: 300 mL
Temperature: 25±1°C
Test period: 70 days

[Remarks]
Nichigo G-Polymer™ BVE8049P, AVE8077P, OKS-8074P, and biodegradable bonding resin G-Connect^™ BTR8002P have acquired the EU biodegradability certification of “OK compost” and US biodegradability certification.

Measuring conditions: Sample concentration is a 0.1% aqueous solution.COD was measured by the potassium permanganate method (JIS K 0102), and BOD5 is the 5-day BOD value.Measurement: Registration No. of measurement certification enterprise: Osaka No. 10013, KK Osaka Environmental Technology Center