In the paper industry, the pursuit of superior whiteness and brightness is a constant goal,
particularly for specialty papers used in high-quality printing, packaging, and security applications.
NINGBO INNO PHARMCHEM CO.,LTD. offers a leading
optical brightener for paper, designed to meet these stringent demands.
Our Optical Brightener OB, also recognized as a fluorescent whitening agent (FWA),
works by converting invisible UV light into a visible blue spectrum, thereby offsetting the natural yellow
hue of paper fibers and yielding a remarkably brighter and whiter sheet.
This innovative additive is crucial for producing
high brightness paper, enhancing not only its aesthetic appeal but also its perceived quality.
Whether incorporated internally during papermaking or applied in coatings,
our
paper whitening agents ensure consistent and impactful results.
For example, in security features like banknotes, the absence of optical brighteners is a key
counterfeit detection method, highlighting the significant role these agents play in standard paper production.
NINGBO INNO PHARMCHEM CO.,LTD. provides a reliable supply of
FWA for paper that is stable and effective, even at low concentrations,
making it a cost-efficient solution for paper manufacturers.
The benefits of using our
optical brightener for paper extend to improved print contrast and overall visual clarity,
which is vital for consumer and industrial applications.
As a dedicated paper brightening technologies supplier, NINGBO INNO PHARMCHEM CO.,LTD. is committed to helping
our partners achieve their production goals with high-quality chemical solutions.
We invite paper mills and material engineers to inquire about our
optical brightener OB price and explore how to
buy paper whitening agents that deliver consistent and superior performance.
Partner with us to elevate the brightness and appeal of your paper products.
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.