Uses 3,3'-Diaminobenzidine is used as peroxidase substrate and a reagent for spectrophotometric determination of selenium. DAB is used for the immunohistochemical staining of nucleic acids and proteins. As a dark brown dye, was used as an antibody-specific stain to identify the paired antibodies in breast tissue. It may be used for the synthesis of a useful, linear, Schiff-base coordination polymer.
Items | Specifications | Results |
Appearance | Off-white to Brown powder | Conforms |
Melting point | ≥173℃ | 174-175℃ |
Assay(Titration) | ≥96.0% | 99.0% |
Purity(HPLC) | ≥97.0% | 98.2% |
Loss on drying | ≤0.50% | Conforms |
Conclusion | The product conforms to the Enterprise Standard. |
Packing & Shipping
FAQ
1. Do you have stock?
As we know, most customers prefer stock, so we will try to keep stock for some products.
2. Could you please provide some samples?
In order to facilitate transaction, it's my pleasure to provide you samples.
3. How should I pay?
We accept various payment terms such as L/C,T/T, Western Union and Money Gram.
4. Is there a discount?
Different quantity has different discount.
5. What’s your MOQ?
Different products have different MOQ, such as:
1).Peptide products, the MOQ is 1 gram level.
2).Liquid products, the MOQ is usually 50-100ML.
3).API, the MOQ is 1KG.
4).Intermediate products and conventional product, the MOQ is 1KG; custom-tailored products, the MOQ depends on the production process.
5).Food additives and vitamin, the MOQ is usually one package: such as Vitamin C is 25KG/drum, Vitamin E oil or Vitamin A oil is 5KG/bag; Vitamin E powder or Vitamin A powder is 20KG/cartons.
6).Agrochemical, the MOQ is 1KG, except preparations.
6. How Should Package?
Retail package with bottles, PE bags or foil bags in different sizes, or bulk package with drums, woven bags or pallets based on various requirement. LOGO service are available in all packages.
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