Environmental performance
Biodegradability
【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 return sludge from our company factory
Amount of sample added: 600 μl
Standard testing culture fluid: 300 ml
Temperature:
25±1℃
Test period: 70 days
Water emission impacts
Nichigo G-Polymer™ has COD and BOD values that are equivalent to usual PVOH.
Wastewater
that contains Nichigo G-Polymer™ should, in the same manner as water containing PVOH, be
appropriately processed with activated sludge, for example, and released in accordance with water
emission regulations that are based on the Water Pollution Control Law.
【Measurement method】
COD: JIS K0102-17 (2008)
Amount of oxygen consumption by potassium
permanganate at 100℃
BOD: JIS K0102-21/32.3 (2008)
Amount of Biochemical oxygen
demand
Others
Nichigo G-Polymer™ shows accordance to following items (Suitability to the hygieiology depends on each grade)
| Grades | JAPAN | USA | CANADA | EU | SWITZER LAND |
CHINA | TAIWAN | KOREA | PHILI PPINES |
AUST RALIA |
NEWZEA LAND |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ENCS | TSCA | DSL | NDSL | REACH | EINECS | IECSC | TCSI | K-REACH | PICCS | AICS | NZIoC | |
| AZF8035Q | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | Simpli fied Notific ation |
✓ | ※ | ✓ | ✓ | |
| BVE8049Q | ||||||||||||
※；Confirmation on the exemption from toxicity examination
