Tristains products are exclusively distributed by Dawn Scientific | Please visit www.dawnscientific.com to place your order.
  • Find SDS & COA
  • APPLICATION
    • Hematology Stains
    • Staining – Histology / Cytology
    • Eosins & Hematoxylins
Tristains products are exclusively distributed by Dawn Scientific | Please visit www.dawnscientific.com to place your order.
  • Quick Reagents
  • Histological stains
    • Dry Stains & Dyes
    • Stain Solution
  • Indicators
    • Indicator Solid
    • Indicator Solution
  • Solutions
  • Solvents
  • Contact us
  • Become Distributor
Menu
Click to enlarge
Tristains

SS10495

Voges-Proskauer B, 40% Reagent KOH

Component Name :
Water
CAS No. :
7732-18-5
Molecular Formula :
H2O
Component Name :
Potassium Hydroxide
CAS No. :
1310-58-3
Molecular Formula :
KOH
Component Name :
–
CAS No. :
–
Molecular Formula :
–
Component Name :
–
CAS No. :
–
Molecular Formula :
–
Component Name :
–
CAS No. :
–
Molecular Formula :
–

Specification

SDS
Inquiry form
Name *
Name
First Name
Last Name

Share:
  • Description
  • Additional information
  • Reviews (0)
  • ADDITIONAL INFORMATION
Description

Voges-Proskauer B, 40% Reagent KOH, pack of 2, Buy Histological Stains solutions for Histology, Cytology, Microbiology, Hematology Biology Lab from TriStains. All Tristains products are exclusively distributed by Dawn Scientific Inc

The Voges-Proskauer Reagent B is an essential element in the Voges-Proskauer test, working in conjunction with the VP Reagent A. It is composed of an aqueous solution that contains 40% w/v of potassium hydroxide (KOH) as its main constituent. This solution possesses a transparent and colorless appearance. The Voges-Proskauer Reagent B, with its 40% KOH solution, plays a crucial role in the Voges-Proskauer test by enabling the precise identification of acetoin production in bacterial cultures and samples.

TriStains provides a marketplace for histology and biological stains, which is comprehensive enough to encompass the peculiar requirements of laboratories specializing in Histology, Cytology, Microbiology, and Hematology. With a reputation for exceeding quality expectations, TriStains performance is outstanding which allows for resolution of cell and tissue components fundamental to life sciences to be clearly visualized. Each product under TriStains series is validated for accuracy, reliability and consistency. TriStains, which manufactures and markets stains and indicators in various packing, offers laboratories turn key solutions for all their staining and indicator needs, improving accuracy in every experiment.

Application :

  • The VP Reagent B is used in conjunction with the VP Reagent A to perform the Voges-Proskauer test. It helps identify bacteria that produce acetoin, which is crucial for differentiating species within the Enterobacteriaceae family and other bacterial groups.
  • The presence of acetoin, a neutral end-product of glucose fermentation, in the sample will result in a characteristic color change when the VP Reagent B is added.

Benefits :

  • Provides the necessary alkaline environment for the color development reaction to occur in the Voges-Proskauer test
  • Gives rapid and reliable results and also cost-effective
Additional information
Size

100mL, 15mL, 30mL, 500mL

Brand

Tristains

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “Voges-Proskauer B, 40% Reagent KOH” Cancel reply

Your email address will not be published. Required fields are marked *


The reCAPTCHA verification period has expired. Please reload the page.

ADDITIONAL INFORMATION

Components of Substance or Mixture

Component Name :
Water
CAS No. :
7732-18-5
Molecular Formula :
H2O
Component Name :
Potassium Hydroxide
CAS No. :
1310-58-3
Molecular Formula :
KOH

 

Additional Information

Shelf Life (months)
24
Container Type
Poly Bottle
Traceable to NIST
Yes
Refrigerated
–
DEA Registration
–
Hazard Class
8
Hazard Subrisk
–
Signal Word
Danger
UN Number
UN1814
Packing Group
PG II
Compendia
–

Related products

Sudan Black B Certified

Catalog: S10181
Buy Now

Safranine O Certified

Catalog: S10174
Buy Now

Giemsa Stain Certified

Catalog: S10095
Buy Now

Eriochrome Blue Black R

Catalog: S10072
Buy Now

Methyl Blue

Catalog: S10116
Buy Now

Neutral Red, 90%

Catalog: S10125
Buy Now

Fast Green F.C.F. Certified

Catalog: S10081
Buy Now

Hematoxylin C.I. 75290

Catalog: S10097
Buy Now
ABOUT
  • About Us
  • Contact Us
  • Privacy Policy
  • Terms & Conditions
RESOURCES
  • Useful Links
ACCREDITATION
  • ISO 9001:2015

© 2025 Tristains. All rights reserved

  • Quick Reagents
  • Histological stains
    • Dry Stains & Dyes
    • Stain Solution
  • Indicators
    • Indicator Solid
    • Indicator Solution
  • Solutions
  • Solvents
  • Contact us
  • Become Distributor
Categories
  • Scientific Articles
Recent Posts
  • S10097_webimg
    Hematoxylin
    April 4, 2024 No Comments
  • cytology-2
    Study Of Cytology
    March 1, 2024 No Comments
  • webimg-blog
    4,5- Dibromo fluorescein
    February 16, 2024 No Comments
OUR INSTAGRAM
5171 788
6752 988
7896 382
4558 772
3381 959
2357 415
1905 622
6438 744
5994 776
Recent Comments
    May 2025
    M T W T F S S
     1234
    567891011
    12131415161718
    19202122232425
    262728293031  
    « Apr    
    Categories
    • Scientific Articles
    May 2025
    M T W T F S S
     1234
    567891011
    12131415161718
    19202122232425
    262728293031  
    « Apr    
    Facebook Instagram linkedin