| ≥1 piece |
|
native potato starch
|
|||
|
Item
|
Unit
|
Standard
|
Test result
|
|
Colour
|
|
White with crystal luster
|
Same
|
|
Smell
|
|
No bad smell
|
Same
|
|
Taste
|
|
No granule
|
Same
|
|
Dirt
|
|
No particle
|
Same
|
|
Moisture
|
%
|
18.00-20.00
|
18.85
|
|
Whiteness
|
%
|
Min92.0%
|
93.5
|
|
PH value
|
|
6.0-8.0
|
7.5
|
|
Conductivity
|
Us/cm
|
Max100
|
53
|
|
Ash content
|
%
|
Max0.30
|
0.24
|
|
protein
|
%
|
Max0.1
|
0.081
|
|
SO2
|
mg/kg
|
Max10.00
|
4.2
|
|
AS
|
mg/kg
|
Max0.30
|
Absent
|
|
PB
|
mg/kg
|
Max0.50
|
Absent
|
|
Black specks
|
No./c
|
Max3.0
|
1.0
|
|
Fineness
|
|
Min92.0
|
99.98
|
|
Viscosity
|
Bu,4%/700cmg
|
Min1300
|
1463
|
|
Bacterial count
|
c.f.u./g
|
Max5000
|
230
|
|
Yeast and mould
|
c.f.u/g
|
Max500
|
40
|
|
Colifor
|
MPN/100g
|
Max30
|
<30
|