FDC Blue #2, Food Blue 1, Indigo Carmine

Indigo Carmine, also known as FDC Blue #2 or Food Blue 1, is a water-soluble organic dye derived from indigo through aromatic sulfonation. Approved for use as a food colorant in the United States and European Union, it imparts a vibrant blue hue. Additionally, it serves as a pH indicator, transitioning from blue at pH 11.4 to yellow at 13.0. Its versatility extends to being a redox indicator, turning yellow upon reduction, and a dissolved ozone indicator. Applications range from food coloring to surgical and biological staining. Its EC Number is 212-728-8, CAS Number is 860-22-0, Molecular Weight is 466.35, and Color Index Number is 73015.

Key Features

• Vibrant blue colorant for food and industrial use
• Water-soluble and organic
• Acts as pH indicator and redox indicator
• Also functions as a dissolved ozone indicator
• Approved for use in the US and EU

Product Specifications:

Similar Products:

• Blue Organic Dye
• Water-Soluble Food Colorant
• pH Indicator Solution
• Redox Indicator Dye
• Ozone Indicator Solution

ACIDBLUE9 Acid Blue 9

Acid Blue 9 is a water-soluble blue dye widely recognized for its vivid coloration and extensive use across various industries. This industrial-grade dye is ideal for applications such as cleaning products, soaps, detergents, and textiles, including cellulosic materials, paper, wood, silk, nylon fibers, wool, and leather. It is also employed in biological staining, semi-permanent hair dyes, and color-depositing shampoos and conditioners.

The dye is highly stable within a pH range of 3 to 12, providing flexibility in formulation. However, note that under extremely acidic (pH < 3) or highly alkaline (pH > 12) conditions, the dye may shift to green or pink hues, respectively. Its optimal usage rate ranges from 0.0001% to 1.0% by weight, ensuring cost efficiency.

This product is available as a dark blue powder with excellent solubility in water, delivering a vibrant blue shade in solution. Its high purity is confirmed by Color Index #42090 and CAS# 3844-45-9 and 7647-14-5.

Key Features

• Water-soluble industrial-grade blue dye.
• Applicable for cleaning products, soaps, and detergents.
• Widely used in textiles, leather, and wood dyeing.
• Stability across a pH range of 3 to 12.
• Ideal for haircare and biological staining applications.
• Cost-effective usage at 0.0001% to 1.0% by weight.

Product Specifications

Brilliant Blue FCF (Blue 1)

Brilliant blue FCF (Blue 1) is a synthetic organic compound used primarily as a blue colorant for processed foods, medications, dietary supplements, and cosmetics. It is classified as a triarylmethane dye and is known under various names, such as FD&C Blue No. 1 or acid blue 9. It is denoted by E number E133 and has a color index of 42090. It has the appearance of a blue powder and is soluble in water and glycerol, with a maximum absorption at about 628 nanometers. It is one of the oldest FDA-approved color additives and is generally considered nontoxic and safe.

Key Features:

• Synthetic organic compound
• Used primarily as a blue colorant
• Classified as a triarylmethane dye
• Soluble in water and glycerol
• One of the oldest FDA-approved color additives

Product Specifications:

Similar Products:

• FD&C Yellow No. 5
• FD&C Red No. 40
• Tartrazine (Yellow 5)
• Red 3 (Erythrosine)
• Sunset Yellow FCF (Yellow 6)

Caution: Brilliant blue FCF is generally considered nontoxic and safe, but caution should be exercised when handling the powder or when using it in high concentrations.

Brilliant Blue FCF (Blue 1) - 50 Pounds

Brilliant Blue FCF (Blue 1) is a synthetic organic compound used primarily as a blue colorant for processed foods, medications, dietary supplements, and cosmetics. Classified as a triarylmethane dye, it is known under various names such as FD&C Blue No. 1 or Acid Blue 9. Denoted by E number E133 and with a Color Index of 42090, it appears as a blue powder soluble in water and glycerol, with maximum absorption at approximately 628 nanometers. As one of the oldest FDA-approved color additives, it is generally considered nontoxic and safe when used as directed.

Key Features:

• Synthetic organic compound
• Used primarily as a blue colorant
• Classified as a triarylmethane dye
• Soluble in water and glycerol
• One of the oldest FDA-approved color additives

Product Specifications:

Caution: While Brilliant Blue FCF is generally considered nontoxic and safe when used as directed, appropriate precautions should be taken when handling the powder or using it in high concentrations.

Bromothymol Blue Solution 0.04%

Strong solution of Bromothymol Blue (also known as bromothymol sulfone phthalein, Bromthymol Blue, and BTB) is a chemical indicator for weak acids and bases. In the pH of 6.0 or lower, it is yellow. It changes color between the pH of 6 to 7.6 when it becomes completely blue at the pH 7.6. This is a prepared solution and is ready for use. May be used as an acid/base indicator or as a stain for cell walls or nuclei.

Product Specifications

Applications and Benefits:

• Effective chemical indicator for weak acids and bases.
• Color transition for precise pH measurement in the range of 6.0-7.6.
• Useful as a stain for cell walls and nuclei in biological studies.
• Ready-to-use solution for laboratory applications.

Caution:

Use with care in laboratory settings. Follow standard safety protocols for handling chemicals.

Bromothymol Blue, Powder, >99%

Bromothymol Blue (also known as bromothymol sulfone phthalein, Bromthymol Blue, and BTB) is a chemical indicator for weak acids and bases. In a pH of 6.0 or lower, it is yellow. It changes color between the pH of 6 to 7.6 when it becomes completely blue at the pH 7.6.

Product Specifications

Applications and Benefits:

• Used as a chemical indicator for weak acids and bases.
• Facilitates pH measurement in the range of 6.0 to 7.6.
• High purity powder for accurate scientific applications.
• 1 gram can prepare 10 liters (3 gallons) of indicator solution.

Caution:

This high-purity product requires special procedures for solution preparation. For beginners, a ready-to-use solution (BTB10S) is recommended.

Clamp Extension, Rubber Covered Jaws Blue

Introducing the Clamp Extension, Rubber Covered Jaws Blue! This handy tool is perfect for any DIY project or professional job. With its rubber covered jaws, it provides a secure grip without damaging the object being clamped. The blue color adds a pop of personality to your tool collection. Use it to hold pieces in place while gluing, painting, or drilling. The Clamp Extension, Rubber Covered Jaws Blue is a must-have for any toolbox.

Brilliant Blue FCF Lake

Brilliant blue FCF Lake is the pigment version of the synthetic organic dye FDC compound used primarily as a blue dispersable colorant for processed foods, medications, dietary supplements, and cosmetics. It is classified as a triarylmethane dye and is known under various names, such as FD&C Blue No. 1 Lake or acid blue 9 Lake. It is denoted by E number E133 and has a color index of 42090. It has the appearance of a blue powder and is dispersible in oils and water based binders, with a maximum absorption at about 628 nanometers. It is one of the oldest FDA-approved color additives and is generally considered nontoxic and safe.
As a blue color, brilliant blue FCF Lake is often found in many food, cosmetics, personal care and pharmaceutical products.

Brilliant blue FCF Lake is extensively used as a water tracer agent. Due to its ability to retain color for long periods of time, brilliant blue FCF outperforms other dye tracers. Additionally, brilliant blue FCF has a low toxicity level that is favorable for the environment.
Molecular weight: 792.84 
Molecular Formula: C37H34N2Na2O9S3
CAS# 3844-45-9 
It is used as a coloring agent. In cosmetics and personal care products, it is used in the formulation of a wide variety of product types, eye makeup, makeup, lipsticks, nail polishes, personal cleansers and skin care products.

Key Features: Vibrant Blue Colorant

• Suitable for food, cosmetics, and pharmaceuticals
• FDA-approved and safe
• Retains color for long periods
• Low toxicity, eco-friendly

Product Specifications

Similar Products

• Blue Cosmetic Colorant
• Food Grade Blue Dye
• Pharmaceutical Blue Pigment
• Brilliant Blue Color Additive
• Cosmetic Blue Powder

Graduated Beakers 1000ml (PP, Blue Raised Scale)

The Graduated Beakers with a capacity of 1000ml are made from Polypropylene (PP) material, featuring a highly transparent design. The beakers are equipped with easily readable, embossed blue graduations for accurate measurement. They also come with a stable and easy-grip handle, ensuring convenient handling during experiments or lab work. It is important to avoid cleaning these beakers at temperatures exceeding 60°C to preserve the markings.

Key Features:

• Capacity: 1000ml
• Graduation: 10ml increments
• Diameter: 117mm
• Height: 181mm
• Material: Polypropylene (PP)
• Highly transparent for clear visibility
• Molded and embossed blue graduations for accurate measurements
• Stable and easy-grip handle for convenience
• Conditionally autoclavable at 121°C (2 bar) according to DIN EN 285
• Suitable for contact with foodstuffs according to regulation (EU) No. 10/2011

Product Specifications:

Similar Products:

• Beakers with 500ml capacity and molded graduations
• Beakers with 2000ml capacity and molded graduations
• Beakers with 1000ml capacity, PMP material, and blue raised scale
• Beakers with 1500ml capacity and embossed graduations
• Beakers with 750ml capacity, PP material, and molded graduations

Caution: To preserve the markings, do not clean the beakers at temperatures exceeding 60°C.

ISO 7056 Griffin beakers, PP, raised blue scale 1000ml

The ISO 7056 Graduated Cylinder is a high-quality measuring tool designed with transparency in mind, conforming to the ISO 7056 standard. The cylinder features easily readable molded, embossed blue graduations, ensuring accurate measurements every time. the blue graduations are printed, not molded.

To ensure the longevity of the markings, it is advised not to clean the cylinder at temperatures exceeding 60 °C. The product is conditionally autoclavable at 121 °C (2 bar) as per DIN EN 285. For autoclaving purposes.

The beakers has a volume capacity of 1000ml, with graduations at every 100ml increment. It features a diameter of 120mm and a height of 147mm, providing a reliable and accurate solution for various measurement needs.

Furthermore, this graduated cylinder is safe for use with foodstuffs, adhering to regulation (EU) No. 10/2011, ensuring its suitability for a wide range of applications.

Key Features:

• Highly transparent with ISO 7056 standard
• Easily readable embossed blue graduations
• Autoclavable at 121 °C (2 bar) (select variants)
• Volume capacity of 1000ml, with graduations at every 100ml increment
• Suitable for contact with foodstuffs according to regulation (EU) No. 10/2011

Product Specifications:

Similar Products:

• Transparent Graduated Cylinder with ISO 7056 Standard, 500ml, Ø 100mm, Height 120mm.
• High-Visibility Graduated Cylinder, ISO 6706 Compliant, 1500ml, Blue Graduations.
• Molded Graduated Measuring Cylinder, 2000ml, Autoclavable at 121 °C, DIN EN 285.
• ISO 7056 Conical Measuring Cylinder, 750ml, Chemical Resistant, Ø 80mm, Height 200mm.
• Food-Grade Graduated Cylinder, BPA-Free, 250ml, Printed Graduations.

Methylene Blue Trihydrate

Methylene Blue Trihydrate, also known as Basic Blue 9 trihydrate, is a fine crystalline powder with the chemical formula C16H18ClN3S . 3H2O. It finds its application in histology, bacteriology (staining), compounding of blood stains, anti-fungus treatment on fish eggs. It can also be used as a protozoacide and a fungicide.

Key Features:

• Used in histology and bacteriology staining
• Effective anti-fungus treatment for fish eggs
• Can be used as a protozoacide and a fungicide
• Chemical formula: C16H18ClN3S . 3H2O

Product Specifications:

Similar Products:

• Toluidine blue
• Crystal Violet
• Safranin O
• Methylene Green
• Wright's Stain

Caution: Handle with care, may cause skin irritation, harmful if swallowed or inhaled. Keep out of reach of children.

Prussian Blue Pigment

Prussian Blue Pigment, also known as Ferric Ferrocyanide, is a vibrant, inorganic pigment cherished for its intense blue hue. Its versatility makes it a staple in various applications, including watercolor and oil paints, crayons, blue ink, and fabric dyeing. Prussian Blue is synonymous with names like Berlin Blue, Paris Blue, and Milori Blue, highlighting its widespread popularity and historical significance. The pigment is non-toxic, making it safe for use in artistic and industrial settings, and it possesses unique properties like forming colloids, enabling it to exist in both soluble and insoluble states. With a history dating back to the early 18th century, this pigment remains an essential choice for vivid blue coloring.

Key Features

• Vibrant and intense blue color
• Non-toxic and safe for diverse applications
• Used in watercolor, oil paint, and blue ink
• Applicable for fabric dyeing and crayons
• Exists in colloidal and insoluble forms
• Historical significance as an iconic blue pigment

Product Specifications

Tartrazine

Tartrazine (also known as FD&C Yellow 5, Acid Yellow 23, and Food Yellow 4) is a synthetic lemon yellow azo dye primarily used as a food coloring. It may also be referenced as E number E102, C.I. 19140.
In addition to being a colorant in food, drugs and cosmetics, it can be used to dye silk and wool. It serves as a dye for wool and silks, a colorant in food, drugs and cosmetics.

Many foods contain tartrazine in varying proportions, depending on the manufacturer or person preparing the food. When in food, tartrazine is typically labelled as "color", "tartrazine", or "E102", depending on the jurisdiction, and the applicable labeling laws (see Regulation below).

Products containing tartrazine commonly include processed commercial foods that have an artificial yellow or green color, or that consumers expect to be brown or creamy looking. It has been frequently used in the bright yellow coloring of imitation lemon filling in baked goods.

Foods containing Tartrazine may include ice cream, ice pops, popsicles, candy, gummy bears, cotton candy, instant puddings, gelatin, cake mixes, pastries, custard powder, marzipan, biscuits, and cookies.
Beverages containing Tartrazine may include soft drinks, energy and sports drinks, powdered drink mixes, fruit cordials, and flavored/mixed alcoholic beverages.
Snacks containing Tartrazine may include flavored corn chip, chewing gum, popcorn, and potato chips.
Condiments and spreads containing Tartrazine may include jam, jelly, marmalade, mustard, horseradish, pickles, and processed sauces.

A number of personal care and cosmetics products may contain tartrazine, usually labelled as CI 19140 or FD&C Yellow 5, including:

Liquid and bar soaps, green hand sanitizer, moisturizers and lotions, mouth washes, perfumes, toothpastes, shampoos, conditioners, eyeshadow, blush, face powder and foundation, lipstick, nail polish, nail polish remover, temporary tattoos, and tanning lotions.

In most jurisdictions, presence of Tartrazine must be declared on the product label if used in food, medicine or personal care products.

Some people may have sensitivity to Tartrazine.
According to the FDA, tartrazine causes hives in fewer than 1 in 10,000 people, or 0.01%. Symptoms may appear after a few minutes up to 14 hours after exposure.
For additional information, please see Code of Federal Regulations #21, Parts 1-99.

Key Features

• Synthetic lemon yellow hue
• Wide application across industries
• Regulatory compliance for labeling
• Sensitivity in some individuals
• Enhances product appearance

Product Specifications:

Similar Products

• Synthetic green food coloring
• Artificial blue dye for beverages
• Red azo dye for cosmetics
• Orange synthetic colorant in snacks
• Natural beetroot coloring for food

FD&C RED 40, Allura Red AC

Allura Red AC is a water soluble red azo dye that goes by several names, including FD&C Red 40. It is used as a food dye and has the E number E129. In solution, its maximum absorbance lies at about 504 nm (Absorbs green color).  In the United States, Allura Red AC is approved by the FDA for use in cosmetics, drugs, and food. It is used in some tattoo inks and is used in many products, such as cotton candy, soft drinks, cherry-flavored products, children’s medications, and dairy products. It is occasionally used to dye medicinal pills, such as the antihistamine fexofenadine, for purely aesthetic reasons. FDC RED 40 is by far the most commonly used red dye in the United States,[8] completely replacing amaranth (Red 2) and also replacing erythrosine (Red 3) in most applications due to the negative health effects of those two dyes. Information provided in this page are from the manufacturer, supplier or online resources. CAS Number: 25956-17-6 C.I.# 16035

Key Features

• Water-soluble for easy application
• FDA-approved for safety and reliability
• Versatile use across food, cosmetics, and more
• Vivid red color with maximum absorbance at 504 nm
• Replaces other dyes due to superior safety profile

Product Specifications

Similar Products

• Vibrant crimson food coloring
• Intense scarlet cosmetic pigment
• Bright ruby red textile dye
• Rich burgundy ink for tattoos
• Deep maroon pharmaceutical dye