The quality of CD-4 directly impacts the outcome of color development processes. Therefore, identifying reputable manufacturers and suppliers is critical. When searching for CD-4 suppliers China, consider factors such as purity levels (often specified as >98% by HPLC), consistency in batch production, and adherence to international quality standards. Many suppliers will provide detailed product specifications, including its beige fine crystalline powder appearance and a melting point of 155°C.
Exploring the various applications of CD-4, from color film processing to microautoradiography, helps in determining the exact grade and quantity required. For instance, its use as a contact allergen means that safety data sheets (SDS) and proper handling guidelines should always be consulted. Prioritizing suppliers who provide comprehensive safety information and demonstrate a commitment to quality control is a wise practice.
When engaging with potential suppliers, don't hesitate to request samples to test for quality and suitability. Comparing pricing, minimum order quantities, and delivery times from different manufacturers is also a key part of the sourcing process. Building a relationship with a trusted supplier can ensure a stable and cost-effective procurement of this essential photographic chemical. NINGBO INNO PHARMCHEM CO.,LTD. is a dedicated supplier focused on providing premium CD-4 to meet diverse industrial and research needs.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.