shanxiyuhong(expird)
Free supplier Enterprise Certification
- Free
supplier - 3rd
years
Free supplier Enterprise Certification
Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
CAS NO.81-86-7
Superiority
1.good quality
1) good quality is the basic of our goal;
2) we can offer samples to be tested;
3) 98% of our products have exported to uk, usa, germany, spain, australia, middle east and many other countries.
4) Good feedback of quality from our customers.Many customers return orders.
5) professional stuff to supervise the production process of the factory. take pictures and feed back to the customer in every important link.
We have our own factory, thus we can control the whole process of product in our daily work.
6) all purity≥99%
2.lower price
1) )we are manufacturer and can provide high quality products with factory price.
2) we have been in steroid business for many years,we have many experiences in the price.
3) The offer ,trade terms and payment is negotiable. Everything can be consulted with each other.
3.safe and fast delivery
1) most steroids are in large stock, so the products can be sent out within 24 hours after payment confirmed, tracking number and packing details will be informed asap;
2) we can use special package like snacks, shampoo and others to pack products, it's very hidden and convenient;
3)customs pass rate ≥99%
4) secure and discreet shipment. various transportation methods for your choice,by sea, by air are all available
4.professional loading:
1)we have one team supervise uploading the materials. we will check the container, the packages
2)We are pros,we kown our products very well. We also know the market conditions. We will inform you the latest news of market fluctuation,exchange rate fluctuation and so on
in advance.
5.good service.
1)mixed container, we can mix different items in one container.
2) take pictures and feed back to the customer in every important link.
3) cargoes photo before and after loading into container
4) tell the package update asap, and will try best solve when customer encountered various problems.
5)best service after shipment with e-mail
Details
| 4-bromo-1,8-naphthalic anhydride basic information |
| product name: | 4-bromo-1,8-naphthalic anhydride |
| synonyms: | 6-bromo-benzo[de]isochromene-1,3-dione;6-bromo-1h,3h-naphtho[1,8-cd]pyran-1,3-dione;4-bromo-1,8-naphthalenedicarboxylic anhydride;4-bromonaphthalic anhydride;1h,3h-naphtho(1,8-cd)pyran-1,3-dione, 6-bromo-;4-bromo-1,8-naphthalic anhydride;7-bromo-1h,3h-naphtho[1,8-cd]pyran-1,3-dione;6-bromo-1h,3h-benzo[de]isochromene-1,3-dione, 6-bromo-1,3-dioxo-1h,3h-benzo[de]isochromene |
| cas: | 81-86-7 |
| mf: | c12h5bro3 |
| mw: | 277.07 |
| einecs: | 201-382-3 |
| product categories: | anhydride monomers;monomers;polymer science |
| mol file: | 81-86-7.mol |
| 4-bromo-1,8-naphthalic anhydride chemical properties |
| mp | 217-219 °c(lit.) |
| cas database reference | 81-86-7(cas database reference) |
| epa substance registry system | 1h,3h-naphtho[1, 8-cd]pyran-1,3-dione, 6-bromo-(81-86-7) |
| safety information |
| hazard codes | xi |
| risk statements | 36/37/38 |
| safety statements | 26-37/39 |
| wgk germany | 3 |