Patent Blue V

Patent Blue V AC – Specification

Name – Patent Blue V
Revision No – 00
Classification – E – 131 / C.I Food Blue#5 / C.I. No 42051./Acid Blue#3
Effective Date – 01/01/2002

DescriptionReddish Brown Powder
1Total colour/Assay, percent by Mass, min.85.00
2Water-insoluble matter, percent by mass, Max.00.20
3Combined ether extracts, percent by mass, Max.00.20
4Subsidiary dyes, percent by mass, Max.02.00
5Dye intermediates, percent by mass, max.

Leuco base.



6Unsulfonated primary aromatic amine (calculated as aniline) percent by mass, max.00.01
7Lead, mg/kg, Max.10.00
8Arsenic, mg/kg, Max.03.00
9Heavy metals, (as pb) mg/kg, max40.00
10Mercury, mg/kg, Max.01.00
11Cadmium, mg/kg, Max01.00

Patent Blue – Material Safety Data Sheet (MSDS)

Information of the substance and of the company

Commercial ProductPatent Blue
Our CodeA29
SynonymsC.I.Food Brown #5
Patent Blue 5
Chemical Family (class)Triarylmethane
Chemical NameThe sodium compound of [4-[alfa-(4-diethyl-aminophyenly)-5-hydroxy-2,4-disulfo-henyl-methylidene]-2,5-cyclohexadien-1-ylidene]diethyl ammonium hydroxide inner salt.

Chemical Characterization Information On Ingredients

CAS No.3536-49-0
Molecular FormulaC27H31N2NaO7S2
Molecular Weight582.66
According to
documentation available is edible dye.

Physical and chemical properties

Physical StateSolid, Fine Powder/Granules.
ColourBlue powder or granules.
pH value5-6
Boiling PointNot applicable
Melting PointNo sharp melting point observed
Flash PointNot applicable
Substance does not have any oxidising property
Ignition TemperatureNot applicable
Explosion LimitNot applicable
Vapour PressureNot applicable
Solubility in water60 gms/litre

Stability & Reactivity

Hazardous ReactionsNo
Hazardous Decomposition
Not Established
Chemical In CompatibilityStrong Reducing Agents,
Decolourising Agents, Strong Acids & Alkalies
Condition To AvoidI) Heating To High Temperature
II) Storage under damp atmosphere
Reactivity DataThis material is stable
under condition of normal handling and use, but sensitive
to moist air.

Handling & Storage

HandlingAvoid formation of dust
StorageKeep in closed container
at ambient temperature & humidity
Do Not Store TogetherStore Colourwise

Exposure Controls / Personal Protection

Respirator ProtectionMay be used (In case dust formation particle filter e.g. DIN 3181-21 may be)
VentilationLocal ventilation capable of minimising dust emission at the point of use
Eye ProtectionProtective glasses may be used
Hand ProtectionRubber gloves may be used wash the hands before and at the end of work with water, soap

Hazards Identification

The usual precautions taken when handling of dyes should be observed.
As the substance is edible dye, no hazardous to water supply.

First Aid Measures

Eye ContactWash eyes with plenty of water for at least 15 minute
Skin ContactWash off with plenty of water & soap
InjectionPlenty full water to be taken inside, special medical attention may not be necessary

Accidental Release Measures

After SpillageSweep up spilled substance carefully, then clean with water
Absorbent MaterialUse clean cotton cloth

Disposal Consideration

Can be sent to an incineration plant in accordance with local regulations

Fire Fighting Measures

Extinguishing MediaUse dry chemicals or carbon dioxide CO2
Thermal DecompositionDangerous decomposition is not anticipated

Toxicological Information (In Rats & Mice)

LD 50 Oral6000-10000 mg/kg body weight
LD 50 intraperitoneal3800-5000 mg/kg body weight
LD 50 skinNo adverse or pathological effect
LD 50 inhalationNot Known
Eye IrritationNot irritating to Eye
Dermal IrritationNot irritating to skin.
Acceptable Daily Intake
0-2.5 mg/kg body weight
0-2.5 mg/kg body weight

Ecological Information

Water HazardBeing an edible dye, Not established

Transport Information

Not Hazardous Cargo.
Keep seperated from hazardous chemicals.

Regulatory Information

Manufactured as per specification set by BIS (India), FAO/WHO (JECFA). Each country has its own
laws on colouring of food-stuffs, colourant permitted and their purity standards

Other Information

This product should be stored, handled and used in accordance with good industrial hygenic practices and in conformity with any legal regulation. The information contained herein is based on the present state of our knowledge and is intended to describe our products from the point of view of health and safety requirements. It should not therefore be construed as guaranteeing specific properties



Note: All requirement shall be on dry basis.
For total dye content: requirement within tolerance limit of ±7.5% the declared of value.

Vinayak Ingredients India is a leading manufacturer and supplier of Patent Blue V, for enquiries please contact us at the details mentioned below:

Tel: +91 9167676662