• Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
  • Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
  • Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
  • Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
  • Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
  • Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368

CAS No.: 5242-49-9
Formula: C29h20n2o2
EINECS: 226-044-2
Type: Pharmaceutical Intermediates
Appearance: Powder
Quality: Refined
Customization:
Manufacturer/Factory
Diamond Member Since 2024

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Jiangsu, China
High Repeat Buyers Choice
More than 50% of buyers repeatedly choose the supplier
Fast Delivery
The supplier can deliver the goods within 15 days
Low MOQ
The MOQ for the supplier's products is 1
OEM Services
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Basic Info.

Model NO.
Optical Brightener 368
Colour
Yellow
Product Name
Optical Brightener 368
CAS No
5242-49-9
MW
428.48
Purity
99%
Transport Package
1kg/Bag; 25kg/Drum
Specification
99%
Trademark
Greenway
Origin
China
Production Capacity
10000kg/Month

Product Description

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Description
The fluorescent whitening agent KSN has a very good whitening effect and is renowned as the king of whitening in China. It is commonly used in high-end plastics that require high whiteness.
Appearance: Yellow green crystalline powder Melting point: 269-271 ºC Volatile content: ≤ 0.5% Content: ≥ 98% Fineness: greater than 100 mesh, insoluble in water, odorless, stable performance.
Fluorescent whitening agent KSN belongs to the benzozole class of compounds and is currently a superior upgraded product among many fluorescent whitening agents. It has a blue purple color, excellent light resistance, and is suitable for all plastics, especially in synthetic fibers with extremely strong whitening effects. At the same time, it can also be applied to industries such as coatings, paints, inks, etc. for whitening and brightening of color materials. The fluorescent whitening agent KSN has the characteristics of convenient application, minimal dosage, and optimal effect.
Function
Properties:
1. being highly whiteness with small usage. 
2. multipurpose used for whitening of polyester fiber and plastic. 
3. having a good compatibility and good fastness to light and sublimation. Can be used for high temperature process.
It is a good whitening agent for polyester fibers and many kinds of other plastics; polyamide and polycaryonitrile fibers, film, plastic and injection process are all applicable. It makes brilliant white effect for thermoplastics and engineering plastics. Strong light fastness and migration resistance.
Application
Mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process. It has stronger fluorescence strength than OB-1.
 
Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
VC-IP/Ascorbyl Tetraisopalmitate Tranexamic Acid 1,4-Dipropionyloxybenzene
Alpha Arbutin Ectoin Glycyrrhetinic Acid (18-Beta Glycyrrhetinic Acid)
Beta Arbutin Dimethylmethoxy Chromanol Dimethymethoxyl Chromanyl Palmitate
Deoxyarbutin Alpha Lipoic Acid Magnesium Ascorbyl Phosphate
Kojic Acid Charcoal Powder(Bamboo) Sodium Ascorbyl Phosphate
Kojic Acid Dipalmitate Stearyl Glycyrrhetinate Hydrocotyle Asiatica Extract
Ergothioneine Tetrahydrocurcumin Potassium 4-Methoxysalicylate
Carnosine Glycolic Acid Salicylic Acid
Undecylenoyl Phenylalanine Bromelain Alpha Hydroxy Acid/AHA
Caffeic acid Mequinol Phytic acid
Niacinamide SymWhite Powder Snow White
Papain 3-o-ethyl ascorbic acid/VCE Giga White
Monobenzone Mandelic acid Glabridin
Azelaic Acid Melatonin Dipotassium Glycyrrhizinate
Ascorbyl Glucoside/AA2G L-Glutathione Reduced Procysteine
Fullerence C60 Cetyl Tranexamate HCl/TXC Hydroxypinacolone reinoate(HPR)

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Sodium Hyaluronate/Hyaluronic Acid Beta-Glucan Sodium Polyglutamate Inositol
Pro-xylane/Hydroxypropyl tetrahydropyrantriol Collagen 2-O-β-D-glucosyl-glycerol Glucosylglycerol
Biosaccharide Gum-1 Ceramide Orotic Acid Monohydrate 1,2-Hexanediol
Sodium L-pyroglutamate;PCA-Na D-panthenol Maltobionic Acid Lactobionic acid
Caprylyl Glycol/1,2-Dihydroxyoctane DL-panthenol Allantoin Polyglutamic Acid

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Ascorbic Acid (Vitamin C) Magnesium Ascorbyl Phosphate Ascorbyl Isostearate Ascorbyl Glucoside
3-o-Ethyl Ascorbic Acid Sodium Ascorbyl Phosphate Ascorbyl Tetraisopalmitate Ascorbyl Palmitate

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Apple Polyphenols Sodium Copper Chlorophyllin D-Isoascorbic Acid Ferulic Acid EGF/Oligopeptide-1
Ascorbyl Palmitate Resveratrol Vitamin E Copper PCA Vitamin E
EUK 134 Glucosylrutin Pterostilbene ZINC PCA Coenzyme Q10

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Vanillyl butyl ether Menthol Crystal Menthyl lactate Menthone 1,2-glycerol ketal
Capsaicin WS-23 Camphor WS-3

Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Chinese Manufacturer CAS 5242-49-9 Fba 368 Fluorescent Brightener Ks-N/Optical Brightener 368
Q: What types of cosmetic raw materials do you supply?
We supply a wide range of cosmetic raw materials, including but not limited to whitening agents, moisturizing agents, antioxidation, emollients, surfactants, preservatives, pigments, and active ingredients to meet diverse formulation needs.
Q: How can I place an order for cosmetic ingredients?
To place an order, simply browse our product catalog, select the desired items, and follow the online checkout process. If you have specific requirements or need assistance, our customer service team is ready to help.
Q: What is the minimum order quantity for your cosmetic raw materials?
The minimum order quantity varies by product. You can find this information on the product pages or contact our sales team for specific details. Usually MOQ is from 1kg.
Q: Can I request a sample of a specific cosmetic ingredient before placing a bulk order?
Yes, we offer sample sizes for most of our products. You can request samples through our website, and our team will assist you in choosing the right products for your needs.
Q: What quality standards do your cosmetic raw materials adhere to?
Our cosmetic raw materials adhere to industry-standard quality and safety regulations. We ensure compliance with relevant standards and provide documentation, such as Certificates of Analysis, upon request.
Q: What payment methods do you accept for cosmetic ingredient purchases?
We accept various payment methods, including credit cards, bank transfers, and other secure online payment options. Details are available during the checkout process.
Q: How do you ensure the timely delivery of cosmetic raw materials?
We work with reliable shipping partners to ensure timely and secure delivery of your orders. You can track your shipment through tracking website and our customer service team is available to assist with any delivery-related inquiries.
Q: Do you provide technical support or documentation for the proper usage of your cosmetic raw materials?
Absolutely. We offer technical support and provide comprehensive documentation, including usage guidelines and formulation recommendations. Our team is available to address any technical inquiries you may have.

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