pet bottle raw material price

Parameter	Unit	Grade 1	Grade 2	Grade 3
I.V.	dL/g	0.800 ± 0.020	0.840 ± 0.020	0.860 ± 0.020
DEG	%	1.40 ± 0.30	1.40 ± 0.30	1.10 ± 0.30
– COOH	mmol/kg	≤ 35	≤ 35	≤ 35
AA	ug/g	≤ 1.0	≤ 1.0	≤ 1.0
Color value , L	/	≥ 80	≥ 80	≥ 70
Color value , B	/	≤ 1.0	≤ 1.0	≤ 1.0
Powder	mg/kg	≤ 100	≤ 100	≤ 100
Melting point	°C	≥ 245	≥ 246	≥ 249
Density	g/cm3	1.40 ± 0.01	1.40 ± 0.01	1.40 ± 0.01
Moisture	%	≤ 0.2	≤ 0.2	≤ 0.2
Ash	%	≤ 0.08	≤ 0.08	≤ 0.08