Structural Formula:

Specification:

Type	Viscosity m.pa.s/25οC		Acidity/viscosity ratio	Substitution degree	Heavy metal      (ug/g)	Iron       (ug/g)	Arsenic   (ug/g)
	Brookfield
	30rpm	NDJ-9
FL9	25-400	2%	0.80 min	0.90 min	20 max	3 max	2 max
FM9	400-2000	2%				3 max	2 max
FH9	200-500	1%					2 max
FVH9	500 min	1%				3 max	2 max
FFH9	200-500	1%					2 max
FH10	200-500	1%		0.98 min			2 max
FL6	25-400	2%	--	0.70-0.90		3 max	2 max
FM6	400-2000	2%				3max	2 max
FH6	200-500	1%					2 max
FVH6	500 min	1%				3 max	2 max
FBC-1	1500-4000	1%	--	0.80-0.90		3 max	2 max
FBC-2	4000 min	1%				3 max	2 max
FBC-3	4000 min	1%		0.90 min		3 max	2 max