Sani-Tech® STHT®-LT Low-Temperature Silicone TubingProduct image for selection reference

Saint-Gobain · Single-layer tubing

Sani-Tech® STHT®-LT Low-Temperature Silicone Tubing

Platinum-cured silicone tubing developed for very-low-temperature bioprocessing that remains flexible and pressure-resistant at -80°C for refrigerated storage, cold-chain logistics, freeze-thaw, and low-temperature fill-finish flow paths.

-80°C Low TemperatureFluoropolymer-FreeCold-Chain Flow Path
Material and hardness
Platinum-cured silicone, Shore A 65
Low-temperature performance
Maintains flexibility and pressure resistance at -80°C
Glass-transition temperature
Approximately -114°C
Burst pressure
Approximately 42-135 psi (2.9-9.3 bar), depending on size
Sterilization methods
Moist heat, Gamma / X-ray (up to 50 kGy), or EtO

Share your process conditions to confirm the appropriate specification.

PRODUCT VALUE

Product features

01Maintains flexibility and pressure resistance at -80°C, reducing the risk of brittle failure in low-temperature tubing runs
02A glass-transition temperature of approximately -114°C and an impact-embrittlement temperature below -90°C support demanding cold-chain service
03Contains no fluoropolymer and can be integrated into bags, bottles, and single-use assemblies through mechanical connections or overmolding

Applications

Cold-chain storageAseptic fillingSingle-use systems

Confirm suitability for your fluid, temperature, pressure and sterilization process.

TECHNICAL SELECTION

Sani-Tech® STHT®-LT Low-Temperature Silicone Tubing overview

Platinum-cured silicone tubing developed for very-low-temperature bioprocessing that remains flexible and pressure-resistant at -80°C for refrigerated storage, cold-chain logistics, freeze-thaw, and low-temperature fill-finish flow paths.

Maintains flexibility and pressure resistance at -80°C, reducing the risk of brittle failure in low-temperature tubing runs

A glass-transition temperature of approximately -114°C and an impact-embrittlement temperature below -90°C support demanding cold-chain service

Evaluate Sani-Tech® STHT®-LT Low-Temperature Silicone Tubing against the actual process fluid, operating conditions, connections and sterilization method. Published limits are model- and size-dependent; confirm the current technical documents before specifying a component or complete fluid path.

Specification and selection

  1. Confirm fluid compatibility, extractables, adsorption and particle requirements.
  2. For pump use, specify the pump head, tubing size, speed, back pressure and run time.
  3. Review material and hardness: Platinum-cured silicone, Shore A 65.
  4. Review low-temperature performance: Maintains flexibility and pressure resistance at -80°C.
  5. Review glass-transition temperature: Approximately -114°C.
  6. Provide the required quantity, delivery format and technical documentation for a quotation.

Product names and models

Sani-Tech STHT-LT, STHT-LT low-temperature silicone tubing, low-temperature silicone tubing, cold-chain biopharmaceutical hose, freeze-thaw silicone tubing, fluoropolymer-free silicone tubing, -80 C silicone tubing, Sani-Tech® STHT®-LT Low-Temperature Silicone Tubing

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