The offered Black PN Food Color is known as sodium salt, and processed under the highly qualified specialists using quality chemical compounds in accordance to the international standards. It is soluble in water and usually comes as tetrasodium salt. Food Additive consist of mostly of naphthalene; 1,7-disulfonate; tetrasodium-4-acetamido-5-hydroxy-6-[7-sulfonato-4'-(4-sulfonatophenylazo)-1-naphthylazo]as well as other subsidiary coloring matter that can be used in combination with sodium chloride/sodium sulfate as principal uncolored component.

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Black PN Food Color Specification

Product Name: Black PN Food Color
Color Shade:
Color Index No. : 28440
Synonyms: Food Black – 1
Chemical Name: Tetrasodium 4-acetamido-5-hydroxy-6-[7-sulfonato-4- (4-sulfonatophenylazo)-1-naphthylazo] naphthalene-1,7- disulfonate
CAS No: 2519-30-4
Class: Disazo
Total Dye Content % Min. : 80
Loss on Drying at 135°C & Sodium Chloride & Sulphates % Max. : 20
Water Insoluble Matter % Max. : 0.2
Ether Extracts % Max. : 0.2
Subsidiary Dye % Max. : 10.0
Dyes Intermediates % Max. : 0.80
Unsulphonated Primary Aromatic Amines % Max. : 0.01
Lead (AS "Pb") PPM (Max.) : 10.00
Arsenic (AS "Pb") PPM (Max.) : 3.00
Mercury (AS "Pb") PPM (Max.) : 1.0
Chromium (AS "Pb") PPM (Max.) : 5.0
Heavy Metal PPM Max. : 40.00

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Solubility of Black PN Food Color at room temperature

Water (gms./ltr.) : 50.00
Glycerine (gms./ltr.) : 5.00
PropyleneGlycon (gms./ltr.) : 10.00
Ethanol (95%) (gms./ltr.) : Trace

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Stability to Acids	Excellent
Stability to Neutral	Excellent
Stability to Alkalines	Good
Stability to Baking 205°C (400°F)	Weak
Stability to Light	Excellent
Stability to Heat	Very Weak

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