{"id":6663,"date":"2025-10-23T22:51:22","date_gmt":"2025-10-23T20:51:22","guid":{"rendered":"https:\/\/jacked.sk\/obchod\/sterile-water-10ml\/"},"modified":"2026-08-21T14:13:19","modified_gmt":"2026-08-21T12:13:19","slug":"sterile-water-10ml","status":"publish","type":"product","link":"https:\/\/dev.jacked.sk\/en\/laboratory-accessories\/sterile-water-10ml\/","title":{"rendered":"Sterile Water 10 ml"},"content":{"rendered":"
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What is sterile water for injection (WfI)?<\/h2>\n

Sterile water for injection (WfI \u2013 Water for Injection<\/em>) is purified, sterilized water without any added preservatives<\/strong> or additives. It is manufactured in accordance with pharmaceutical standards that guarantee the absence of microorganisms, endotoxins, and chemical impurities. <\/p>\n

Unlike ordinary distilled water, WfI meets the strict purity criteria required for research protocols involving biologically active compounds, such as lyophilized peptides.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t

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Sterile vs. Bacteriostatic Water \u2013 A Comparison<\/h2>\n\n\n\n\n\n\n\n\n\n
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Parameter<\/strong><\/p>\n<\/td>\n

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Sterile Water (WfI)<\/strong><\/p>\n<\/td>\n

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Bacteriostatic water (BWfI)<\/strong><\/p>\n<\/td>\n<\/tr>\n

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Preservative<\/strong><\/p>\n<\/td>\n

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None<\/p>\n<\/td>\n

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0.9% benzyl alcohol<\/p>\n<\/td>\n<\/tr>\n

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How to Use the Bottle<\/strong><\/p>\n<\/td>\n

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Single-use<\/p>\n<\/td>\n

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Multi-dose (repeat)<\/p>\n<\/td>\n<\/tr>\n

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Stability of the solution after reconstitution<\/strong><\/p>\n<\/td>\n

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2\u20133 days at 4 \u00b0C<\/p>\n<\/td>\n

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28\u201330 days at 4 \u00b0C<\/p>\n<\/td>\n<\/tr>\n

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Compatibility<\/strong><\/p>\n<\/td>\n

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All peptides, including BA-sensitive ones<\/p>\n<\/td>\n

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Most peptides<\/p>\n<\/td>\n<\/tr>\n

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pH<\/strong><\/p>\n<\/td>\n

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5.0\u20137.0<\/p>\n<\/td>\n

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4.5\u20137.0<\/p>\n<\/td>\n<\/tr>\n

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Ideal for<\/strong><\/p>\n<\/td>\n

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Short-term protocols, BA-sensitive substances<\/p>\n<\/td>\n

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Long-term protocols, repeated sampling<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t

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When to Use Sterile Water in Research<\/h2>\n

Protocols with BA-sensitive peptides<\/h3>\n

Some peptides exhibit reduced stability or interference when in contact with benzyl alcohol. In these cases, preservative-free sterile water (WfI) is the only appropriate choice. If you are unsure about the compatibility of a specific peptide with BA, consult the available literature or use sterile water as a safer alternative. <\/p>\n

Short-term research experiments<\/h3>\n

For experiments in which the entire reconstituted volume is consumed within 24\u201372 hours, the antimicrobial protection provided by benzyl alcohol offers no research advantage. In this case, sterile water is the more logical choice, both economically and biochemically. <\/p>\n

For detailed instructions on reconstitution, including how to choose the right solvent, see \u201cHow to Reconstitute a Lyophilized Peptide \u2013 Research Protocol\u201d<\/a> and \u201cDosage Calculator\u201d \u2013 jacked.sk<\/a><\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t

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Technical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n\n
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Parameter<\/strong><\/p>\n<\/td>\n

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Value<\/strong><\/p>\n<\/td>\n<\/tr>\n

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Volume<\/strong><\/p>\n<\/td>\n

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10 ml<\/p>\n<\/td>\n<\/tr>\n

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Form<\/strong><\/p>\n<\/td>\n

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Sterile water, preservative-free<\/p>\n<\/td>\n<\/tr>\n

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Preservative<\/strong><\/p>\n<\/td>\n

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None<\/p>\n<\/td>\n<\/tr>\n

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pH<\/strong><\/p>\n<\/td>\n

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5.0\u20137.0<\/p>\n<\/td>\n<\/tr>\n

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Sterility<\/strong><\/p>\n<\/td>\n

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Sterilized, hermetically sealed<\/p>\n<\/td>\n<\/tr>\n

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Type<\/strong><\/p>\n<\/td>\n

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WfI \u2013 Water for Injection<\/p>\n<\/td>\n<\/tr>\n

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Storage<\/strong><\/p>\n<\/td>\n

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Room temperature; protect from freezing<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t

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Frequently Asked Questions (FAQ)<\/h2>\n
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