High purity 99.99% 20-30nm Gold nanoparticles

Product Description

Gold nanoparticles, particle size 20-30nm,99.99%, brown black.

customized size from 20nm to 1um, welcome cooperation. Gold Nanopowder Dispersion Features:1.Gold Nanoparticle dispersion is prepared by dispersing 20nm or even smaller gold Dispersion into water solution. 2.The preparation will end up with uniform neutral solution with stable color. 3.Gold Dispersion solution appears to be faint red not golden brown and to be azury when in condensed state by adding other substance.

Gold nanoparticles is used as chemical reagents. It is a well known and frequently used material in electron industry.

Why choose us

Company Intro

Guangzhou Hongwu Material Technology Co., ltd is is a wholly owned subsidiary of Hongwu International, with brand HW NANO started since 2002. We are is the world leading nano materials producer and provider. This high-tech enterprise focuses on research and development of nanotechnology, powder surface modification and dispersion and supplies nanoparticles, nanopowders and nanowires.

We reply on advanced technology of Hongwu New Materials Institute Co., Limited and Many universities, scientific research institutes at home and abroad, On the basis of existing products and services, innovative production technology research and development of new products. We built a multi-disciplinary team of engineers with backgrounds in chemistry, physics and engineering, and committed to providing quality nanoparticles along with the answers to customer’s questions, concerns and comments. We always looking for ways to better our business and improve our product lines to meet the changing customer demands.

Our main focus is on the nanometer scale powder and particles. We stock a wide range of particle sizes for 10nm to 10um, and can also fabricate additional sizes on demand. Our products are divided six series hundreds of varieties: the elemental, the alloy, the compound and the oxide, carbon series, and nanowires.

FAQ

Frequently Asked Questions:

1. Can you draw up a quote/proforma invoice for me?Yes, our sales team can provide official quotes for you.However, you must firstly specify the billing address, shipping address, e-mail address, phone number and shipping method. We cannot create an accurate quote without this information.

2. How do you ship my order? Can you ship “freight collect”?We can ship your order through Fedex, TNT, DHL, or EMS on your account or prepayment. We also ship"freight collect" against your account. You will receive the goods in Next 2-5Days aftershipments. For items that are not in stock, the delivery schedule will vary based on the item.Please contact our sales team to inquire whether a material is in stock.

3. Do you accept purchase orders?We accept purchase orders from customers that have a credit history with us, you can fax, or email the purchase order to us. Please make sure the purchase order has both the company/institution letterhead and authorized signature on it. Also, you must specify the contact person, shipping address, email address, phone number, shipping method.

4. How can I pay for my order?About the payment, we accept Telegraphic Transfer, Western Union and PayPal. L/C is only for above 50000USD deal.Or by mutual agreement,both sides can accept the payment terms. No matter which payment method you choose, please send us the bank wire by fax or email after you finished your payment.

5. Are there any other costs?Beyond product costs and shipping costs, we do not charge any fees.

6. Can you customize a product for me?Of course. If there is a nanoparticle that we do not have in stock,then yes, it is generally possible for us to get it produced for you. However,it usually requires a minimum of quantities ordered, and about 1-2 weeks lead time.

7. Others.According to every specific orders, we will discuss with customer about the suitable payment method, cooperate with each other to better complete the transportation and related transactions.

Our Services

Our products are all available with small quantity for researchers and bulk order for industry groups. if you are interested in nanotechnology and want to use nanomaterials to development a new products, tell us and we will help you.

We provide our customers:

High quality nanoparticles, nanopowders and nanowires Volume pricing Reliable service Technical assistance

Customization service of nanoparticles

Our Customers can contact us via TEL,EMAIL,aliwangwang,Wechat, QQ and meeting at company,etc.