Hebei Nengqian Chemical Import and Export Co., LTD
Assessed Supplier Enterprise Certification
- Assessed
Supplier - 4th
years
Assessed Supplier Enterprise Certification
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Tel: +86 13910575315
Tel: +86 19831957301
Tel: +86 15632927689
Tel: +86 18233902561
Tel: +86 19903295909
Tel: +86 16630923639
Tel: +86 18732968538
Tel: +86 15383190639
Mobile: +86 19831957301
Tel: +86 13910575315
Fax: 0310-8698866
URL: http://hbnq1.com/
Province/state: Hebei
City: Handan
Street: Congtai District, La Defense North
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CAS NO.13710-19-5
Pharmaceutical grade(1-25)KilogramPharmaceutical grade(25-99)Kilogram
With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements.
Consistent Quality
Our plant has strict quality control in each manufacturing process. Guaranteed.
Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.
Most competitive pricing
Our company is committed to the production and development of titanium dioxide, we always offer the most competitive pricing to customers to help lower their cost in application.
Shortest delivery time
90% of orders are shipped within 7-10 days after receipt of the prepayment or workable L/C.
Respond in 24 hours to inquiry, feedback or other requirements
Our experienced staff is dedicated to answer all of your inquires, feedback or other requirements in 24 hours.
We welcome you to contact us for more information and look forward to working with yo
Our advantages:
1, High quality with competitive price:
1) Standard:BP/USP/EP/Enterprise standard
2) All Purity≥99%
3) We are manufacturer and can provide high quality products with factory price.
2, Fast and safe delivery
1) Parcel can be sent out in 24 hours after payment.Tracking number available
2) Secure and discreet shipment.Various transportation methods for your choice.
3) Customs pass rate ≥99%
4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,
and we have stock in there for transferring.
Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials
Product Information:
Chemical Name:Tolfenamic acid
CAS: 13710-19-5
Molecular Fomula:C14H12ClNO2
Molecular Weight:261.7
Appearance: White or slightly yellow, crystalline powder
Purity: 99.0~101.0%
Tolfenamic acidTypical Properties
| Inspect Item | Specification | Results |
| Appearance | White or slightly yellow, crystalline powder | Conforms |
| Solubility | Practically insoluble in water, soluble in dimethylformamide, sparingly soluble in ethanol and in metylene chloride | Conforms |
| Identification | A. Light absorption: the ratio of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4 | Conforms |
| B. IR absorption spectrophotometry should be conformed | 1.2 | |
| C. TLC chromatography (245nm) should be conformed | Conforms | |
| Melting point | 210~214ºC | 212.1~212.6ºC |
| Related substances | Impurity A<0.1%;Impurity B<0.05% | Conforms |
| Any other impurity<0.1% | Conforms | |
| Total impurity<0.5% | Conforms | |
| Copper | Not more than 10ppm | Conforms |
| Loss on drying | Not more than 0.5% | 0.20% |
| Sulphated ash | Not more than 0.1% | <0.1% |
| Assay (basis on dry) | 99.0~101.0% | 99.70% |
| Conclusion | The results conforms with EP6.0 standards | |
Tolfenamic acid Usage
This product is used in the synthesis of non-steroidal anti-inflammatory analgesics.
Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,
Our company has a number of sales team, service and information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.
Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization, Keep moving!
Packing:
1. Inner double plastic bags----25kg/Fiber drum (35*35*45cm, GW: 28kg, NW: 25kg);
2. Inner double plastic bags----5kg/Aluminum foil bag (GW: 6.5kg, NW: 5kg).
3. Inner double plastic bags----1kg/Aluminum foil bag (GW: 1.5kg, NW: 1kg).
P.S.: we accept packaging customization.
Delivery:
1. Stock products are normally shipping within 3 working days.
2. For rush delivery, please contact our sales team for particular arrangement.
Shipping Details:
1. We ship goods via DHL, Fedex, UPS, TNT, China post, NL Post and other couriers, weight from 10g to 1000kg or even bulker.
2. Shipping details & shipping documents will be provided and sent by email.
3. We keep tracking the shippment until clients well received.
4. After years export shipping experience, with professional and experienced cooperated forwarders, we ensure that goods can be delivered in multiple ways safetly and efficiently.
FAQ:
1. Are you a trade company or factory
We are a factory with our own trading company.
6. Can i get some samples
Yes, we can supply free sample, but the shipping cost be paid by our customers.
7. How to start orders or make payments
Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,
8. How to confirm the Product Quality before placing orders
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
9. How long is lead time
We deliver goods within 3 days for small order, 7-10 days for bulk order.
10. How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.