Corn starch appearance index

Items

Standards

The top

First grade

Qualified

Appearance

White or with light yellow color powder with lusterHave a special smell of corn starch

taste

Physical-chemical index

Items

unit

standards

standards

First grade

Qualified

Moisture

%

≤14.0

≤14.0

≤14.0

Partical size

%

≥99.5

≥99

≥98.5

Speckle

/cm2

≤0.4

≤0.7

≤1.0

Acidity

Milliliter of 0.1 mol/NaOH doing starch and consuming of 100grams of neutralization is counted

≤1.5

≤1.5

≤2.0

Ash

Dry basis

≤0.10

≤0.15

≤0.18

Protein

Dry basis

≤0.35

≤0.45

≤0.60

Fat

Dry basis

≤0.10

≤0.15

≤0.2