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Thymolphthalein, a prominent acid-base pH indicator, is a cornerstone reagent in many chemical laboratories and industrial processes. Its characteristic colorless-to-blue color transition between pH 9.3 and 10.5 makes it an indispensable tool for accurate chemical analysis. Understanding its specifications, diverse uses, and how to source it from reliable manufacturers is essential for any professional in the field.
The primary specification for Thymolphthalein (CAS 125-20-2) revolves around its pH transition range. A high-quality Thymolphthalein indicator will exhibit a clear and sharp color change precisely within the 9.3-10.5 pH window. Other key specifications often include its appearance (typically a white crystalline powder), molecular formula (C28H30O4), and molecular weight (430.54 g/mol). Suppliers also provide information on solubility and purity, which are critical for its effective use in applications such as titrations, especially those involving strong bases.
The applications of Thymolphthalein are varied and significant. Its role as a pH indicator is fundamental in acid-base titrations, where it signals the precise endpoint. It's also crucial for alkalinity tests, a common requirement in water treatment and industrial process monitoring. Beyond standard laboratory use, Thymolphthalein has a historical connection to forensic science, notably in the Kastle-Meyer test for detecting blood, leveraging its reaction with hemoglobin.
For professionals seeking to purchase Thymolphthalein, identifying a dependable supplier is key. Manufacturers based in China are often at the forefront of providing high-purity chemical reagents at competitive prices. When sourcing, it is advisable to look for suppliers who can offer detailed product specifications, including COAs and TDS, and who have a proven track record in chemical manufacturing and distribution. This ensures that you are obtaining a reagent that meets your exact needs for purity and performance.
If you are in need of Thymolphthalein for your laboratory or industrial applications, partnering with a trusted manufacturer and supplier is paramount. We are a leading provider of specialty chemicals, including high-quality Thymolphthalein. We offer competitive pricing and can cater to both small-scale research needs and large industrial orders. Contact us today to learn more about our product specifications, request a quote, or place an order for Thymolphthalein.
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.
