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Postion:Product Catalog >Biochemical Engineering>Biochemical Reagents>Acid-base indicator>N,N'-Diphenylbenzidine
N,N'-Diphenylbenzidine
  • N,N'-Diphenylbenzidine

N,N'-Diphenylbenzidine NEW

Price $200 $1
Package 1KG 1000KG
Min. Order: 1KG
Update Time: 2025-09-25

Product Details

Product Name: N,N'-Diphenylbenzidine CAS No.: 531-91-9
Min. Order: 1KG Purity: 99%, 99.5% Sublimated
Supply Ability: g-kg-tons, free sample is available Release date: 2025/09/25

1. Materials information

NameN,N'-Diphenylbenzidine
SynonymMore Synonyms

 Chemical & Physical Properties

Density1.2±0.1 g/cm3
Boiling Point535.0±43.0 °C at 760 mmHg
Melting Point246-248 °C(lit.)
Molecular FormulaC24H20N2
Molecular Weight336.429
Flash Point342.0±19.9 °C
Exact Mass336.162659
PSA24.06000
LogP6.09
Vapour Pressure0.0±1.4 mmHg at 25°C
Index of Refraction1.690


2. Packaging of materials

  • For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.

  • For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product. 

                     Or smaller package 1kg/bottle, 10kgs/bottle as request. 


Article illustrationArticle illustration


3. Shipping & Delivery

  • By Express

Provide door to door service

Suitable for goods under 50kg

Delivery: 3-7 days

Cost: low cost

Article illustration


  • By Air

Provide airport to airport service

Suitable for goods over 50kg

Delivery: 3-14 days

Cost: high cost


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  • By Sea

Provide seaport to seaport service

Suitable for goods over 100kg

Delivery: 2-45 days

Cost: low cost

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4. Contact information

For more details, pls contact us freely.

Email address: elin@fdachem.com

Mob: 86 13613820652 

WhatsApp/Skype/Wechat/LINE: 86 13613820652


Company Profile Introduction

Henan Fengda Chemical Co., Ltd. a research customization and supplier specializing in PPb grade ultra-high purity electronic chemicals, deeply rooted in the semiconductor and new display fields, committed to providing the most core and purest chemical components for photoresist and high-end display materials. We provide key monomers for KrF/ArF photoresist, photoacid generators (PAGs), photoacids, and etching solution raw materials, providing cornerstone materials for advanced process photoresist formulations; We take ICP-MS full spectrum metal impurity analysis as the quality cornerstone and provide ICP-MS metal impurity COA reports to meet the strict industry requirements for PPb grade electronic chemical materials. The COA report contains important data such as NA, Mg, K, Ca, Al, Cr, Fe, Ni, Cu, Zn, Pb, Ag, etc. To provide customers with pure and reliable source assurance for cutting-edge research and stable production.

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