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  1. "A" Laboratory Chemicals 113 Products available
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Biological Stains (Microscopy)

The Certain range listed below provides the first truly International Standard microscopic dyes and stains. These chemicals are provided as powder and ready to use solutions for Microbiology, Histology, Haematology and Cytology. Stringent testing of all batches is performed to ensure that all specifications are satisfied.

Aniline Blue (Water Soluble)

  • Brand Name ALPHA CHEMIKA
  • CAS No. 28983-56-4
  • MF C37H27N3O9S3Na2
We are offering aniline blue(water soluble)c32h25n3na2o9s3 m.w. 737.74 c.i.no. 42755(china blue) 100 gmabsorption(1m alcohol) max. 595-610 nm 10 x 100 gmph 9.4-14.0used with fuchsin acid as mallory's connective tissuestain visualizes chromosomes and cellulose walls in plants.Cas no : 28983-56-4 un no. Nr tariff : 3204 12 51s : 22-2425
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Acridine Orange For Microscopical Staining

  • Min. Order (MOQ) 10 Gram
  • Number Of Flower Chemical Reagent
  • Material Acridine Orange Zinc Chloride Double Salt
  • Packaging Type Bottles And Jars
  • Storage Type Store In A Cool, Dry Place
  • Usage Used As Ribonucleic Acid Stain
  • CAS Number 494-38-2
  • UN Number NR
  • Tariff Code 3204 13 90
  • Safety Codes R: 2334-40, S: 363739-45
We are offering acridine orange for microscopical staining zinc chloride double salt for electrophoresisc.i. No. 46005minimum dye content 60%abspt. Max. (in 50% ethanol) 491-495 nmminimum absorptivity(1% 1 cm, l max. 50 ethanol) 1345absorbance ratio (a l max -15 nma l max + 15 nm) 1.35-1.55zinc(zn) 9-15%suitability for microscopy passes testmaximum limits of impurityloss on drying at 110oc 5%used as ribonucleic acid staincas no : 494-38-2 un no. : nr tariff : 3204 13 90r : 2334-40 s : 363739-45
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Fluorescein 98%

  • Number Of Flower Chemical Compound
  • Material Fluorescein
  • Purity C20H12O5, 332.31, Min. 98.0% On Dried Substance, At 105°C
  • Packaging Type Bottles And Containers
  • Storage Type Store In A Cool, Dry Place
Fluorescein 98%mol. Formula :- c20h12o5mol. Weight :- 332.31 srno. tests specifications1 description an orange-red powder2 assay (on dried substance) min. 98.0%3 loss on drying (105c)
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Fast Sulphon Black F

  • Number Of Flower FAST
  • Form C30H20N4O11S3
  • Brand Name ALPHA CHEMIKA
  • CAS No. 3682-47-1

We are offering fast sulphon black f mol. Formula :- c30h17n4o11s3na3 mol. Weight :- 774.60 (CAS No.3682-47-1) sr. No. tests specifications 1 description black coloured powder 2 suitability as an indicator for passes test edta titration.

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Chromotrope 2r

  • Min. Order (MOQ) 25 Gram
  • Quantity 25 Gm
  • Number Of Flower Dye/Stain
  • Packaging Type Bottles And Containers
  • Storage Type Standard Laboratory Conditions
  • Chemical Formula C16H10N2Na2O8S2
  • Molecular Weight 468.4
  • CI Number 16570
  • Dye Content Min. 85%
  • CAS Number 4197-07-3
  • UN Number NR
  • Tariff Code 3204 90 00
  • Safety Instructions S: 22-24/25
Chromotrope 2r c16h10n2na2o8s2 m.w. 468.4 25 gmc.i.no. 16570for microscopical stainingdye content min. 85%cas no. 4197-07-3 un no. Nr tariff : 3204 90 00s : 22-2425
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Fast Green Fcf For Microscopy

  • Brand Name ALPHA CHEMIKA
  • Classification Dye Content
  • CAS No. 2353-45-9
  • MF C37H34N2O10S3Na2
We are offering fast green fcf for microscopy c37h34n2na2o10s3m.w. 808.86 c.i. No. 42053 absorption max. 622-626 nm (animal histology stain for visualizingcollagen and other connective tissue.Cytological counterstain for plant tissues)cas no. 2353-45-9 un no. Nr tariff : 3204 90 00r : 68 s : 3637
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Carbol Xylene

180 / Litre Get Latest Price
  • Number Of Flower (for microscopy)
  • Brand Name ALPHA CHEMIKA
We are offering carbol xylene for microscopycontent 25% phenolcas no. Un no. 6.12929 tariff : 3822 00 90r : 10-20-2425-34 s : 26-363739-45
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Oil Red O For Electrophoresis

  • Brand Name ALPHA CHEMIKA
  • MF C26H24N4O
  • Purity 75%
  • Application (for electrophoresis)
  • Size M.W. 408.49
We are offering oil red o for electrophoresis c.i.no. 26125 c26h24n4o m.w. 408.50cas no: 14288-70-1 un no. Nr tariff : 3204 90 00s : 22-2425
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Methylene Blue Alkaline (Lofflers)

80 / 125 125 Milliliter Get Latest Price
  • Number Of Flower (alkaline)
  • Other Names (loeffler’s staining solution)
We are offering methylene blue alkaline (lofflers) sr. No. tests specifications1 description dark blue coloured solution2 absorption maxima in water about 660 nm
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Eosin Spirit Soluble

  • Brand Name ALPHA CHEMIKA
  • Purity 95%
  • Usage (for microscopy)
  • Type Dye Content
  • CAS No. 6359-05-3
  • Other Names EOSINE SPIRIT SOLUBLE
  • MF C22H11Br4KO5
We offer Eosin Spirit SolubleC.I.No. 45386 For Microscopical staining Ethyl EosineAbsorption max. 524-527 nmCAS No. 6359-05-3 Un No. NR TARIFF : 3204 90 00S : 22-2425
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Neotetrazolium Chloride Ar

1,223 / Gram Get Latest Price
  • Min. Order (MOQ) 1 Gram
  • Brand Name ALPHA CHEMIKA
  • Availability M.W. 667.60
  • CAS No. 298-95-3
  • Purity 97%
  • Ingredient [4, 4’-biphenyl di (2, 5-diphenyl tetrazolium chloride) GT]
We are offering neotetrazolium chloride arcas no. 298-95-3mol. Formula :- c38h28ci2n8mol. Weight :- 667.60 srno. tests specifications1 description buff colored powder2 sulphated ash
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Leishmans Stain For Microscopy

  • Brand Name ALPHA CHEMIKA
  • CAS No. 12627-53-1
  • Other Names (eosin methylene blue compound)
We are offering leishmans stain for microscopy(eosin-methylene blue compound)srno. tests specifications1 description dark black colored powder2 absorbance maxima about 642 nmabout 522 nm.
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Hematoxylin Stain

  • Number Of Flower Dye Content
  • Material (anhys basis)
  • CAS No. 517-28-2
  • Feature (for microscopy)
We are offering hematoxylin stain `certified`for microscopymol. Formula :- c16h14o6mol. Weight :- 302.3(CAS No.517-28-2) srno. tests specifications1 description yellowish brown colored powder2 dye content (min.) 95%3 absorption maximum 290-292nm 4 absorptivity (acetonitrile )(e1% 1cm) 152-160
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Field Stain For Microscopical Staining

65 / 125 125 Milliliter Get Latest Price
  • Number Of Flower A
  • Brand Name ALPHA CHEMIKA
  • Feature (microscopical staining)
We are offering field stain a for microscopical staining srno. tests specifications 1. description dark blue solution 2 absorption max. about 650nm
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Rose Bengal Ar

  • Number Of Flower Dye Content
  • Size M.W. 1017.64
  • Model Number 632-69-9
  • Brand Name ALPHA CHEMIKA
  • Name ROSE BENGAL
We are offering rose bengal ar. C.i.no.45440 c20h2.cl4i4na2o5 m.w. 1017.65 absorption max. 544-550 nm(adsorption indicator for iodinedetermination colour changedeep pink to bluish pink)cas no: 632-69-9 un no. Nr tariff : 3204 90 00f : 8
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Methyl Violet For Microscopy

  • Type (M.S.) Dye Content
  • CAS No. 8004-87-3
We are offering methyl violet for microscopy(CAS No.8004-87-3) srno. tests specifications 1 description dark green crystalline powder2 dye content min.75%3 absorption maxima 583 - 587nm4 loss on drying .
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Eosine Yellow For Microscopy

  • Number Of Flower Dye Content
  • Brand Name ALPHA CHEMIKA
  • Classification (W.S.)
  • CAS No. 17372-87-1
  • MF C20H6Br4Na2O5
We are offering eosine yellow for microscopy c20h6br4na2o5 m.w. 691.88 c.i. No. 45380 absorption max. 515-518 nm suitability for microscopy passes test(water soluble)(use as histological stain andfluoescent indicatorreagent for spectrophotometricdetermination of ag cytoplasmiccounterstain for haematoxylinconstituent for wright's ormodified nochts stain)cas no. 17372-87-1 un no. Nr tariff : 3204 90 00s : 22-2425
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Ruthenium Red For Microscopy

1,345 / Gram Get Latest Price
  • Min. Order (MOQ) 1 Gram
  • Brand Name ALPHA CHEMIKA
  • Type (Ru 34%)
  • CAS No. 11103-72-3
We are offering ruthenium red. For microscopy cl6h42n14o2ru3.4h2o m.w. 858.42(ru content 34% approxstain for electromicroscopy)minimum assay 99%maximum limits of impurities:palladium(pd) 0.005%rhodium(rh) 0.005%cas no: 11103-72-3 un no. Nr hs code : 2843 90 19s : 22-2425 f : 27
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Nigrosine (Alcohol Soluble)

  • Number Of Flower (spirit soluble) (solvent black 5)
  • Brand Name ALPHA CHEMIKA
  • CAS No. 8005-02-5
We are offering nigrosine (alcohol soluble) c.i. No. 50415 absorption max about 565 nmcas no: 8005-02-5 un no. Nr tariff : 3204 90 00r : 48202122 s : 3637-45
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Hemoglobin Powder

615 / 100 100 Gram Get Latest Price
  • Brand Name ALPHA CHEMIKA
  • Classification (as protease substrate)
  • CAS No. 9008-02-0
We are offering hemoglobin powdersr. No. tests specifications1 description dark brown powder2 moisture (CAS No.9008-02-0)
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Fuchsin Acid For Microscopy

  • Number Of Flower Chemical Reagent
  • Material Chemical Compounds
  • Purity Used For Microscopy, Absorption At 540-543 Nm
  • Packaging Type Various Bottles And Containers
  • Storage Type Store In A Cool, Dry Place
  • Molecular Formula C20H17N3Na2O9S3
  • Molecular Weight 585.545
We are offering fuchsin acid for microscopy mol. Formula :- c20h17n3na2o9s3mol. Weight :- 585.545 srno. tests specifications 1 description dark green powderolive green .crystals with bronze metallic lustre2 absorption about 540-543nm
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Fast Blue B Salt For Microscopy

  • Brand Name ALPHA CHEMIKA
  • Number Of Flower Dye Content
  • CAS No. 84633-94-3
We are offering fast blue b saltfor microscopyc14h12cl2n4o2.zncl2 m.w. 475.46c.i.no. 37235for tlc detection of aflatoxin cas no. 84633-94-3 un no. 6.12811 tariff : 2927 00 90r : 40 s : 3637 f : 8
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Methylene Blue Ar

  • Brand Name ALPHA CHEMIKA
  • Type (M.S.) (anhydr. basis)
  • CAS No. 61-73-4
  • MF C16H18ClN3S·xH2O
We are offering methylene blue ar mol. Formula :- c16h18cln3sxh2omol. Weight :- 319.859(CAS No.61-73-4) srno. tests specifications1 description a dark green colored powder2 dye content min. 82%3 absorption 660 - 665 nm(in 50% etoh)
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Nitro B.t. Ar

398 / 100 100 Gram Get Latest Price
  • Number Of Flower (M.S.)
  • Brand Name ALPHA CHEMIKA
  • CAS No. 298-83-9
  • Other Names (nitro blue tetrazolium chloride)
  • MF C40H30N10O6Cl2
  • Purity 98%
We are offering nitro b.t. Ar (nitro blue tetrazolium chloride) c40h30n10o6ci2 (CAS No.298-83-9)m.w. 817.65 absorption maxima in methanol256 - 259 nmspec. Absorptivity 800 - 900( a 1%1cmlambdamax; 0.001%; methanol; calc. On dried substance)loss on drying (110c)
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Newmans Stain (Modified)

55 / 100 100 Milliliter Get Latest Price
  • CAS No. 3248-91-7
  • State LIQUIED
  • Feature (for bacteria and bovine cell in milk)
  • Application (for bacteria and bovine cell in milk)
We are offering newmans stain (modified)cas no. 3248-91-7 sr. No. tests specifications1 description dark blue coloured solution 2 absorption about 653 nmmaxima in acetic acid
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Rhodamine B Ar For Microscopy

  • Brand Name ALPHA CHEMIKA
  • Type Dye Content
  • CAS No. 81-88-9
  • Molecular Formula C28H31ClN2O3
We are offering rhodamine b arfor microscopy c.i.no.45170 100 gmc28h31cln2o3 m.w. 479.02 absorptivity (a 1%1cm; l =555 nm ph 7, on driedsubstances) min. 2100loss on drying (1050c) max. 5%suitability for microscopy passes test(for colorimetric determination of cdabsorption indicator for microscopy)cas no: 81-88-9 un no. Nr tariff : 3204 13 42r : 22-41 s : 26-39
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Borax Carmine (Grenacher) For Microscopical Staining

  • Brand Name ALPHA CHEMIKA
  • Classification powder
We are offering borax carmine (grenacher) for microscopical stainingabsorption maxima in dmso 565 - 570 nm525 532 nmun no. Nr tariff : 3203 00 90r : 10f : 16
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Jenners Stain For Microscopy

  • Brand Name ALPHA CHEMIKA
  • CAS No. 62851-42-7
  • Feature (for microscopy)
We are offering jenners stain for microscopy cas no. (CAS No.62851-42-7) un no. 3.21230 tariff : 3204 19 49r : 2122-3638 s : 7-16-24-45
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Malachite Green For Microscopy

90 / 80 80 Gram Get Latest Price
  • Classification (M.S.)
  • CAS No. 2437-29-8
  • Other Names (malachite green oxalate)
  • MF C52H54N4O12
We are offering malachite green for microscopymol. Formula :- (c23h25n2)2. 3c2h2o4mol. Weight :- 929.00 srno. tests specifications1 description green crystalline powder2 dye content (min.) 90.0%3 absorption maxima 616 - 620 nm
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Light Green For Microscopy

  • Classification Dye Content
  • CAS No. 5141-20-8
  • Other Names (light green SF yellowish)
  • MF C37H34N2Na2O9S3
We are offering light green for microscopymol. Formula :- c37h34n2na2o9s3mol. Weight :- 792.86 cas no. 5141-20-8 srno. tests specifications1 description green powder2 dye content min. 80%(by titanometry) 3 absorption ( in water ) 629-634 nm4 tlc test passes test5 loss on drying (1100c) max 12%
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Crystal Violet

1,372 / Kilogram Get Latest Price
  • Min. Order (MOQ) 100 Gram
  • Brand Name ALPHA CHEMIKA
  • Storage Condition C25H30ClN3
  • Type Crystal violet
  • Product Name Crystal violet for microscopy 85%
  • Mol. Formula C25H30ClN3
  • Mol. Weight 407.99

We are well-established organization successfully operating from Mumbai(India); we are a reliable name in the sphere. We ensure the products we provide buyers with are as per international quality management systems.

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Giemsas Stain

960 / 100 100 Gram Get Latest Price
  • Brand Name ALPHA CHEMIKA
  • Material Dark green colored powder
  • CAS No. 51811-82-6
  • Feature (for microscopy)
  • Application (for microscopy)

In order to deliver flawless range of products, we keep stern check on the product development, storage, packaging and delivery. With the aid of our updated transit facilities, we are capable of delivering the orders at requested destinations with ease.

 

Specification :

  • Name Of Item : GIEMSA’S STAIN (for microscopy)
  • CAS NO. : 51811-82-6
  • Description : Dark green colored powder
  • Absorption maxima
    • 1(methanol) About 651 nm 651nmAbsorption maxima
    • 2(methanol) About 523 nm 524nmLoss on drying (105°C) <10% 8.70%
  • Results : The above product complies with LR grade
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