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When preparing injectable medications, selecting the correct diluent is paramount for both efficacy and patient safety. Two common options encountered are sterile water for injection and bacteriostatic water. While both are sterile, they possess distinct characteristics that dictate their appropriate uses. Understanding these differences is crucial for anyone involved in pharmaceutical preparation or medical administration.
Sterile water for injection, as its name suggests, is water that has been sterilized to remove any microbial contamination. It is a fundamental requirement for many injectable drugs that come in powder form. However, it is a single-use product. Once the vial or ampule of sterile water is opened, it is exposed to the environment, and any remaining solution must be discarded to prevent the introduction and growth of bacteria. This makes it suitable for immediate use where the entire quantity is consumed in one preparation.
Bacteriostatic water for injection, on the other hand, is sterile water that has been enhanced with the addition of a bacteriostatic agent, typically 0.9% benzyl alcohol. This preservative is the key differentiator. The benzyl alcohol inhibits the growth of most common bacteria, allowing the water to be accessed multiple times from a single vial without compromising sterility for an extended period, usually up to 28 days, provided aseptic techniques are maintained. This multi-dose capability makes bacteriostatic water a cost-effective and convenient choice for ongoing treatments or regular compounding needs.
The choice between the two often depends on the specific medication and the administration protocol. For instance, if a medication requires a large volume of diluent for a single use, sterile water might suffice. However, for medications administered in smaller, repeated doses over several days or weeks, bacteriostatic water is the preferred option to maintain sterility and prevent waste. NINGBO INNO PHARMCHEM CO.,LTD. provides high-purity bacteriostatic water, ensuring that professionals can reliably buy bacteriostatic water for their essential applications. We are a trusted bacteriostatic water supplier in China, committed to delivering products that meet the highest standards for drug dilution and parenteral administration.
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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.
