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11 produkti

Antibiotic/Antimycotic Solution (100x)

Volume: 100 ml Storage: ≤-15°C Sterility: Sterile-filtered Antibiotic/Antimycotic Solution (100x) is a sterile, ready-to-use concentrate designed to reduce microbial contamination risks in cell culture and related laboratory applications. This 100x solution contains a well-established combination of penicillin, streptomycin, and amphotericin B—providing broad-spectrum antimicrobial activity against Gram-positive and Gram-negative bacteria, yeasts, and filamentous fungi. The formulation is suitable for use in eukaryotic cell cultures, bacterial media, and other contamination-sensitive systems, supporting clean and consistent lab operations. Application and Benefits Optimized for routine research protocols, this solution is widely used to maintain aseptic conditions in cell culture workflows. It offers reliable performance in contamination-sensitive environments, helping researchers reduce the risk of microbial overgrowth without compromising cell health or experimental reproducibility. The sterile-filtered formulation eliminates the need for additional solubilization steps, supporting streamlined media preparation and reducing variability in daily lab procedures. Usage and Compatibility To achieve standard working concentrations, dilute the solution 1:100 into your complete culture medium. The product is compatible with a broad range of mammalian cell lines and basal media. With consistent stock availability, researchers benefit from dependable supply continuity and simplified logistics planning. The solution should be stored at ≤ –15 °C and protected from repeated freeze-thaw cycles to maintain stability. For research use only. Not for use in diagnostic or therapeutic procedures. Not for use in humans or animals.

€45.00

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HEPES Buffer Solution (1M)

Volume: 100 ml Storage: +2°C to +8°C Sterility: Sterile-filtered HEPES Buffer Solution (1 M), also known as N-2-hydroxyethylpiperazine-N-2-ethanesulfonic acid, is a zwitterionic organic buffering agent widely used in cell culture media. It is designed to maintain stable pH conditions in the physiological range of 6.7 to 8.6, supporting optimal cellular function during in vitro applications. Application and Benefits HEPES provides reliable buffering capacity in cell culture systems, particularly when cells are handled outside a CO₂ incubator. The addition of 10–25 mM HEPES to culture media offers enhanced pH stability during extended manipulation periods, helping to maintain consistent experimental conditions. This buffer is membrane-impermeable, has minimal interference with biochemical reactions, and demonstrates strong chemical and enzymatic stability. These properties make it suitable for a wide range of cell culture and biochemical applications. Formulation and Usage The solution is supplied as a 1 M concentrate prepared in cell culture–grade water and is sterile-filtered for use in contamination-sensitive environments. It can be diluted to the desired working concentration depending on application requirements. Store at +2°C to +8°C and handle under aseptic conditions to preserve product integrity. For research use only. Not for use in diagnostic or therapeutic procedures. Not for use in humans or animals.

€52.00

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PBS

Fosfāta buferēts sāls šķīdums (PBS) ir plaši izmantots buferšķīdums bioloģiskajos un ķīmiskajos pētījumos. Tam ir izšķiroša nozīme pH līdzsvara un osmolaritātes uzturēšanā dažādu eksperimentālo procedūru laikā, tostarp audu apstrādē un šūnu kultivēšanā. Mūsu PBS šķīdums ir rūpīgi izstrādāts, izmantojot augstas tīrības pakāpes sastāvdaļas, lai nodrošinātu stabilitāti un uzticamību katrā eksperimentā. Mūsu PBS osmolaritāte un jonu koncentrācijas precīzi atbilst cilvēka ķermeņa rādītājiem, tādējādi padarot to izotonisku un netoksisku lielākajai daļai šūnu. Mūsu PBS šķīduma sastāvs Mūsu PBS šķīdums ir pH līmenī pielāgots ultraattīrītu fosfātu buferu un sāls šķīdumu maisījums. 1X darba koncentrācijā tas satur: • 8000 mg/l nātrija hlorīda (NaCl) • 200 mg/l kālija hlorīda (KCl) • 1150 mg/L bezūdens divvērtīgā nātrija fosfāta (Na₂HPO₄) • 200 mg/l bezūdens monobaziska kālija fosfāta (KH₂PO₄) Šis sastāvs nodrošina optimālu pH un jonu līdzsvaru, kas piemērots plašam bioloģisko pētījumu klāstam. Mūsu PBS šķīduma pielietojumi Mūsu PBS šķīdums ir ideāli piemērots dažādiem pielietojumiem bioloģiskajos pētījumos. Tā izotoniskās un netoksiskās īpašības padara to piemērotu vielu atšķaidīšanai un šūnu trauku skalošanai. PBS šķīdumi, kas satur EDTA, ir efektīvi, lai atdalītu pieķērušās un salipušās šūnas. Tomēr PBS nedrīkst pievienot divvērtīgus metālus, piemēram, cinku, jo tas var izraisīt nogulsnēšanos. Šādos gadījumos ieteicams izmantot Good buferus. Turklāt mūsu PBS šķīdums ir piemērota alternatīva vīrusu transporta vidēi RNS vīrusu, tostarp SARS-CoV-2, transportēšanai un uzglabāšanai. Kvalitātes kontrole • Sterili filtrēts Uzglabāšana un derīguma termiņš • Uzglabāt temperatūrā no +2 °C līdz +25 °C, pasargājot no gaismas. • Pēc atvēršanas uzglabāt temperatūrā no 2 °C līdz 25 °C un izlietot 24 mēnešu laikā. Piegādes nosacījumi • Vides temperatūra Uzglabāšana • Uzglabājiet ledusskapī temperatūrā no +2 °C līdz +8 °C tumsā. Izvairieties no sasaldēšanas un biežas sasilšanas līdz +37 °C, jo tas samazina produkta kvalitāti. • Nesildiet barotni virs 37 °C un nelietojiet nekontrolētus siltuma avotus, piemēram, mikroviļņu krāsnis. • Ja jāizmanto tikai daļa no barotnes, pirms lietošanas izņemiet nepieciešamo daudzumu un uzsildiet to līdz istabas temperatūrai. Sastāvs Kategorija Sastāvdaļas Koncentrācija (mg/l) Sāļi Kālija hlorīds 200 Bezūdens vienvērtīgais kālija fosfāts 200 Nātrija hlorīds 8000 Bezvandens divvērtīgais nātrija fosfāts 1150

€20.00

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Stable Glutamin (200mM), L-Alanyl-L-Glutamine Solution

Volume: 100 ml Storage: ≤ –15°C Sterility: Sterile-filtered Stable Glutamine Solution (L-Alanyl-L-Glutamine, 200 mM) is a highly stable dipeptide form of L-glutamine designed as a direct replacement for conventional L-glutamine in cell culture media. L-glutamine is an essential amino acid and a major energy source for cultured cells, playing a critical role in cell growth, metabolism, and protein synthesis. Application and Benefits In standard liquid media, L-glutamine degrades relatively quickly at 37°C, leading to the formation of toxic byproducts such as ammonium ions that can negatively affect cell viability and experimental outcomes. Stable glutamine overcomes this limitation by providing a non-degrading dipeptide form that remains intact in culture conditions. Cells enzymatically cleave the dipeptide bond to release L-glutamine as needed, ensuring a continuous fresh supply while preventing the accumulation of harmful waste products. This makes the solution particularly advantageous for long-term cell cultures and high-density growth systems. Formulation and Usage The L-Alanyl-L-Glutamine solution is prepared in cell culture–grade water at a concentration of 200 mM and is sterile-filtered for contamination-sensitive applications. It can be diluted directly into complete media according to experimental requirements. Store at ≤ –15°C and avoid repeated freeze-thaw cycles to maintain product stability. For research use only. Not for use in diagnostic or therapeutic procedures. Not for use in humans or animals.

€52.00

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