Different quantity has different discount.

How do you treat quality complaint?

First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

ISO Certified Reference Material Purity Degree 99% CAS No. 738-70-5 Trimethoprim

Name: ISO Certified Reference Material Purity Degree 99% CAS No. 738-70-5 Trimethoprim
Brand: Hangzhou Dingyan Chem Co., Ltd.
SKU: 1921378115

Zhejiang, ChinaHangzhou Dingyan Chem Co., Ltd.

US$100.00

1 kg

Product profile

Customization

Available

Powder

Yes

Certification

GMP, HSE, ISO 9001, USP, BP

Model NO.

CAS No. 738-70-5

Suitable for

Elderly, Children, Adult

State

Solid

Purity

>99%

Purity Degree

99%

CAS No

738-70-5

Product Name

Trimethoprim

Molecular Formula

C14h18n4o3

Usega

Chemical Product

Shipping Marks

According to Customer Requirements

Content

Standard

Application

Chemical

Source

Extractive

Packing

25kgs

Boiling Point

405.2±55.0 °c at 760 Mmhg

Melting Point

199-203 °c

Transport Package

by Foil - Alum Bag or Paper Drum

Specification

250kg/drum Or 1, 250kg/IBC

Trademark

DYC

Origin

Hangzhou

HS Code

2933599090

Production Capacity

20t/Year

Key features

High Purity Grade: Purity exceeds 99%, meeting USP38 standards for pharmaceutical use.

Multiple Certifications: Certified by GMP, HSE, ISO 9001, USP, and BP for quality assurance.

Low MOQ Flexibility: Minimum order quantity is 1kg, with smaller quantities accepted upon payment of sample charges.

Fast Delivery: Delivery lead time is approximately 3-5 days after payment confirmation.

Free Sample Available: Free samples are provided; customers only need to cover shipping costs.

Quality Guarantee: Comprehensive quality control ensures near-zero defects with replacement or refund for valid complaints.

Competitive Pricing: Offers competitive prices in the China market with discounts based on quantity.

Professional Support: Provides mature technical support and professional logistic assistance.

Company profile

Hangzhou Dingyan Chem Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading CompanyExport Year: 2012-12-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.91h CertifiedTerms of Payment: LC, T/T, PayPal, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryHangzhou Dingyan Chem Co., Ltd. is a China-based trading company established in 2013, with eight employees and operations in Hangzhou, Zhejiang. It focuses on pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals, biochemical reagents, agricultural and food-related products, and related chemical products. The supplier reports that 90% of total sales come from exports and that it serves customers in more than 60 countries and regions. It also states that it has ISO 9001:2008 certification and long-term relationships with pharmaceutical enterprises in several countries. The available information supports strengths in international trade coverage, stated innovation orientation, and documented certification. However, the evidence does not establish manufacturing scale, customization processes, after-sales procedures, or financial strength. The supplier is described as a trading company, so its own production capability cannot be confirmed from the provided information.

Supplier typeThe supplier is explicitly identified as a trading company and limited company, with self-import and export activities. Its stated business covers chemicals, agriculture and food products, pharmaceutical materials, intermediates, fine chemicals, and biochemical reagents.

CertificationsThe supplier explicitly states that it has passed ISO 9001:2008 international quality system certification. This provides direct evidence of certification holding, although no other certifications are identified.

R&D capabilityThe supplier repeatedly states that scientific and technological innovation is central to its development and describes its products as high-tech, including pharmaceutical materials, fine chemicals, and biochemical reagents. However, no specific patents, R&D personnel, laboratories, or independently verified innovation results are provided.

Client casesThe supplier reports product sales in more than 60 countries and regions and long-term, stable relationships with pharmaceutical enterprises in Europe, the United States, Greece, Germany, Iran, Russia, South Korea, India, and other countries. These are stated market and relationship examples, but no named customers, order details, or independently verified case studies are provided.

Product Q&A

Q:Can I get some samples?

Yes, we can supply the free sample, but the shipping cost be paid by our customers.

Q: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, Western Union or Paypal or Escrow(Alibaba).

Q: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.

Q:What's your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Q:How about delivery leadtime?

Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)