MIL-DTL-3668 Dye, 1,4-Diamino-2,3-Dihydroanthraquinone \(Blue\)This specification covers two types of blue dye \(CAS #81-63-0\), chemically known as 1,4-Diamino-2,3-Dihydroanthraquinone; Type I - for solvent based binders and bowl and V type blenders, Type II - for air based fluidized bed type blenders.

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MIL --- DTL --- 3668E(EA)

CLASSIFICATION OF CHARACTERISTICS

PARAGRAPH

TITLE

DRAWING NUMBER

4.3.5(a)

Dye, 1,4 --- Diamino --- 2,3 --- Dihydroanthra-

1 OF 1

SHEET

quine

SAMPLING AND

ACCEPTANCE

CHARACTERISTIC

REQUIREMENT

INSPECTION

CATEGORY

CRITERIA

PARAGRAPH

METHOD

None defined

Critical

Major

101

Chemical and physical properties

Note 1.

3.2

a. Purity

4.4.1

b. Heavy metals content

4.4.4

c. Volatile matter

4.4.3

d. Particle size

4.4.2

e. Apparent density

4.4.5

Dextrin content

4.4.6

NOTES:

1. Sampling shall be in accordance with 4.3.2. One specimen shall be taken from each

sample to perform each test.