THYMOL BLUE ACS GRADE

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Product Short Description: THYMOL BLUE (ACS GRADE)
Product Technical Specification:

 

C.A.S. No. 76-61-9
M.F. C27H30O5S
M.W. 466.60gm/mole

Specifications:

Dye Content (by Spectrophotometry) >95%
Solubility 0.1 % (95% EtOH) Clear solution
Transition range pH7.8-9.5
  Yellow-Blue
Absorption Maximum (pH 7.8) ?1max 431-436nm
Absorption maximum (pH 9.5) ?2max 594-598nm
Absorptivity (A1%/1cm at pH 7.8 at ?1max) 200-300
Absorptivity (A1%/1cm at pH 9.5 at ?2max) 450-550
Loss on drying (110°C) <3%
Remarks:
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THYMOL BLUE SODIUM SALT ACS GRADE

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Product Short Description: THYMOL BLUE SODIUM SALT (ACS GRADE)
Product Technical Specification:
C.A.S. No. 62625-21-2
M.F. C27H29SO5Na
M.W. 488.58gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Solubility 0.1 % (Dist. water) Clear solution
Transition range pH7.8-9.5
  Yellow-Blue
Absorption Maximum (pH 7.8) ?1max 431-437nm
Absorption maximum (pH 9.5) ?2max 594-598nm
Absorptivity (A1%/1cm at pH 7.8 at ?1max) 190-285
Absorptivity (A1%/1cm at pH 9.5 at ?2max) 425-525
Loss on drying (110°C) <5%
Remarks:
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TITAN YELLOW 65%

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Product Short Description: TITAN YELLOW 65%
Product Technical Specification:
C.A.S. No. 1829-00-1
CI NO. 19540
M.F. C28H19Na2O6S4N5
M.W. 695.73gm/mole

Specifications:

APPEARANCE YELLOW CRYSTALLINE POWDER
Dye Content (by Spectrophotometry) >65%
Solubility 0.1% (Dist. water) Clear solution
Transition range pH 12.0-13.0
  Yellow-Red
Absorption maximum (Dist. water) ?max 398-405nm
Absorptivity (A1%/1cm in water, at ?max on dried substance) >525
Loss on drying (110°C) <8%
Remarks:
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TOLUIDINE BLUE O

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Product Short Description: TOLUIDINE BLUE O
Product Technical Specification:
C.A.S. No. 92-31-9
CI NO. 52040
M.F. C15H16N3SCl
M.W. 305.83gm/mole

Specifications:

Dye Content (by Spectrophotometry) >80%
Solubility 0.1% (Dist. water) Clear solution
Absorption maximum (Dist. water) ?max 628-633nm
Absorptivity (A1%/1cm in water, at ?max) >1200
Loss on drying (110°C) <8%
Suitability for microscopy Passes test
Remarks:
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TROPAEOLIN O

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Product Short Description: TROPAEOLIN O
Product Technical Specification:
C.A.S. No. 547-57-9
CI NO. 14270
M.F. C12H9N2SO5Na
M.W. 316.27gm/mole

Specifications:

Solubility 0.1% (Dist. water) Clear solution
Transition range pH 11.2-12.7
  Yellow-Orange
Absorption maximum (0.1N NaOH) ?max 488-493nm
Absorptivity (A1%/1cm in 0.1N NaOH, at ?max) >550
Loss on drying (110°C) <5%
Remarks:
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TROPAEOLIN OO

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Product Short Description: TROPAEOLIN OO
Product Technical Specification:
C.A.S. No. 554-73-4
CI NO. 13080
M.F. C18H14N3SO3Na
M.W. 375.38gm/mole

Specifications:

Transition range pH 1.2-2.7
  Yellow-Orange
Absorption maximum (0.1N NaOH) ?max 447-451nm
Absorptivity (A1%/1cm in 0.1N NaOH, at ?max) >625
Loss on drying (110°C) <5%
Remarks:
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TRYPAN BLUE

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Product Short Description: TRYPAN BLUE
Product Technical Specification:
C.A.S. No. 72-57-1
CI NO. 23850
M.F. C34H24N6S4O14Na4
M.W. 960.82gm/mole

Specifications:

Dye Content (by Spectrophotometry) >60%
Solubility 0.1% (Dist. water) Clear solution
Absorption maximum (MeOH) ?max 603-607nm
Absorptivity (A1%/1cm in MeOH, at ? max) >625
Suitability for Microscopy Passes Test
Loss on drying (110°C) <10%
Remarks:
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WRIGHT STAIN

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Product Short Description: WRIGHT STAIN
Product Technical Specification:
C.A.S. No. 68988-92-1

Specifications:

Solubility 0.1 % (MeOH) Clear solution
Absorption Maximum (MeOH) ?1max 640-645nm
Absorption maximum (MeOH) ?2max 522-525nm
Absorptivity (A1%/1cm in MeOH at ?1max) >1100
Absorptivity (A1%/1cm in MeOH at ?2max) >650
Loss on drying (110°C) <10%
Remarks:
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XYLENOL ORANGE TETRASODIUM SALT ACS GRADE

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Product Short Description: Versatile indicator for acidic range, commonly used as an indicator for metal titrations.
Product Technical Specification:
C.A.S. No. 3618-43-7
M.F. C31H28N2SO13Na4
M.W. 760.59gm/mole

Specifications:

 

Solubility 0.1% (Dist. water) Clear solution
Absorption maximum (0.1N NaOH) ?max 575-580nm
Absorptivity (A1%/1cm in 0.1N NaOH, at ?max) >620
Loss on drying (110°C) <8%
Suitability for Zinc titration Passes test
Remarks:

XYLENOL used for metal titrations, it will appear red in the titrant and become yellow once it reaches its endpoint.

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p-XYLENOL BLUE

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Product Short Description: p-XYLENOL BLUE
Product Technical Specification:
C.A.S. No. 125-31-5
M.F. C23H22O5S
M.W. 410.49gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Solubility 0.1 % (MeOH) Clear solution
Transition range pH 8.0-9.6
  Yellow-Blue
Absorption maximum (in MeOH) ?max 424+/-5nm
Absorptivity (A1%/1cm, in MeOH) >200
Loss on drying (110°C) <3%
Remarks:
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Methyl Hydroxybenzoate

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Product Short Description: Methyl 4-hydroxybenzoate Methylparaben is an anti-fungal agent
Product Technical Specification:
Remarks:
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Tankclean Alkaline Swift

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Product Short Description: High quality product classified as a vegetable oil, animal oil, fat, fuel oil, lube oil and pet coke residues general remover/cleaner applied to cargo and storage tanks as well as to other systems. Furthermore, it removes carbonaceous deposits.
Product Technical Specification:

Tank Cleaner Alkaline Swift  is a mixture of emulsifiers, surfactants.
Heavy duty water based tank cleaner
Does not contain nonyl phenol ethoxylates or other estrogenic compounds
Biodegradable
Free from hydrocarbon solvents

Benefits
It has numerous tank cleaning applications including removal of natural oils and fats
Ideal for cleaning after wax deposits
Suitable for removal of soot deposits from inert gas systems
Can be used for deodorizing, gas and hydrocarbon-freeing of tanks
Effective and economical
Completely safe on epoxy coatings

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Remarks:

RXSOL-20-2004-210  is a mixture of emulsifiers, surfactants, corrosion inhibitors and rust preventives, being non-caustic very gentle on hand & ideal for cleaning walls metal and other areas.

Caustic free property of this product helps and prevents the corrosion of metal such as zinc, aluminium, copper, brass and tin. Specialized for cargo tank cleaning and gas freeing of tanks.

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