Penicillin-Streptomycin (100×)
100× broad-spectrum antibiotic stock, 10,000 units/mL penicillin G and 10,000 µg/mL streptomycin, for routine contamination control in cell culture media. Dilute 1:100 for a 100 units/mL and 100 µg/mL working strength.
SKUMD-PENSTREP
FormulationPenicillin-Streptomycin (100×)
pH7
Osmolality300 mOsm/kg
Sterility0.2 µm filtered
I Overview
Penicillin-Streptomycin (100×) base, 0.2 µm filtered, released to USP <71>-style testing. Shelf life 24 months at -20 °C. Once thawed, store at 2–8 °C and use within 4 weeks; avoid repeated freeze/thaw.
II Specifications
| Formulation | |
| Base formulation | Penicillin-Streptomycin (100×) |
|---|---|
| HEPES | no |
| Phenol red | no |
| Physical | |
| Osmolality | 300 (freezing-point depression)mOsm/kg |
| pH | 7 |
| Quality | |
| Sterility | 0.2 µm filtered |
| Endotoxin | ≤5 (LAL)EU/mL |
| Sterility test | USP <71>-style testing |
| Mycoplasma tested | yes |
| Handling | |
| Shelf life | 24months |
| Storage | -20 °C. Once thawed, store at 2–8 °C and use within 4 weeks; avoid repeated freeze/thaw. |
IIIStorage & shipping
Storage & shipping
Store-20 °C. Once thawed, store at 2–8 °C and use within 4 weeks; avoid repeated freeze/thaw.ShipBlue-ice (cold pack)Ship rate$35 per order, contiguous US
IV Documents
Every lot is released against the published spec and ships with a Certificate of Analysis for that exact lot. Look up a lot CoA →