|
Food Grade CMC quality indicators
|
|
Model
Index
|
FVH9-II
|
FVH9-I
|
FVH9
|
FH9
|
FM9
|
FL9
|
FL10
|
FVH6
|
FH6
|
FM6
|
|
1% aqueous solution viscosity
(mPa·s)
|
≥4000
|
2000～4000
|
500～2000
|
200～500
|
|
|
|
≥500
|
200～500
|
|
|
2% aqueous solution viscosity
(mPa·s)
|
|
|
|
|
400～2000
|
25～400
|
|
|
400～2000
|
|
Degree of substitution
|
0.90～1.00
|
1.00～1.20
|
0.60～0.90
|
|
Drying loss (%)
|
≤10.0
|
|
Chloride (Cl) (%)
|
≤1.2
|
|
pH value
|
6.0～8.5
|
|
Arsenic (%)
|
≤0.0002
|
|
Lead (%)
|
≤0.0005
|
|
Heavy metal (Pb) (%)
|
≤0.0015
|
|
Iron (%)
|
≤0.02
|
|
| |
|
High purity CMC quality indicators
|
|
Model
Index
|
GFVH9-IV
|
GFVH9-III
|
GFVH9-II
|
GFVH9-I
|
GFH9
|
GFM9
|
GFVH6-IV
|
GFVH9-III
|
GFVH9-II
|
GFVH9-II
|
GFH6
|
GFM6
|
|
1% aqueous solution viscosity (mPa·s)
|
≥6000
|
4500-6000
|
2500-4500
|
500-2500
|
300-500
|
|
≥6000
|
4500-6000
|
2500-4500
|
500-2500
|
300-500
|
|
|
2% aqueous solution viscosity (mPa·s)
|
|
|
|
|
|
400-2000
|
|
|
|
|
|
400-2000
|
|
Degree of substitution
|
≥0.85
|
0.65-0.85
|
|
Purity (%)
|
≥99.0
|
≥99.5
|
|
Drying loss (%)
|
≤8.0
|
|
pH value
|
6.0-8.5
|
|
Arsenic (%)
|
≤0.0002
|
|
Lead (%)
|
≤0.0005
|
|
Heavy metal (Pb) (%)
|
≤0.0015
|
|
Iron (%)
|
≤0.02
|
|
