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Tartrazine

Synonyms: C.I.19140; Tartrazine; Food Yellow 4; Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3-carboxylate

CAS No.: 1934-21-0                                       EINECS: 217-699-5

Molecular Formula:  C₁₆H₉N₄Na₃O₉S₂       Molecular Weight: 534.36

Structural Formula:

Specification:

ITEM	UNIT	SPECIFICATION
CONTENT	%≥	85
LOSS ON DRY	%≤	10
WATER INSOLUBLE CONTENT	%≤	0.3
AS	%≤	0.0002
HEAVY METAL AS pd	%≤	0.002

Properties:

Orange yellow powder, soluble in water.

Applications:

Water soluble feed colorant.

Packing , Storage & Transportation:

Packaged with 25kg hard fibred drum or 1 kg high dense food plastic bag;