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The Neogen® Sponge-Stick is a cellulose sampling sponge mounted on a rigid handle and pre-hydrated with Neutralizing Buffer diluent. The stick format allows the sponge to be positioned against a surface without the user making direct contact with it, which is useful for drains, pipework, and other awkward or recessed areas around processing equipment.
Neutralizing Buffer is included to counter the residual bactericidal and bacteriostatic effect of chlorine and quaternary ammonium compounds commonly used to disinfect dairy and food contact surfaces. Neutralising these residues helps prevent them from suppressing microbial growth during subsequent laboratory analysis, supporting a more accurate read on surface contamination.
Once sampling is complete, the sponge detaches from the handle and is placed directly into the accompanying sample bag for transport. The sponge and bag are gamma-irradiated for shelf stability, and the product is manufactured in the USA using globally sourced materials.
The Neogen® Sponge-Stick range is supplied dry or pre-hydrated with a choice of neutralizing or enrichment broths, with an option for two gloves included where two-handed aseptic handling is preferred.
| Product Description | Volume | Catalog No. | Volume of Bag | Gloves |
|---|---|---|---|---|
| Neogen® Sponge-Stick | 0 mL | SSL100 | 0.89 L (30 oz) | 0 |
| Neogen® Sponge-Stick with Buffered Peptone Water Broth | 10 mL | SSL10BPW | 0.89 L (30 oz) | 0 |
| Neogen® Sponge-Stick with Letheen Broth | 10 mL | SSL10LET | 0.89 L (30 oz) | 0 |
| Neogen® Sponge-Stick with Letheen Broth, 2 Gloves | 10 mL | SSL10LET2G | 0.89 L (30 oz) | 2 |
| Neogen® Sponge-Stick with Neutralizing Buffer | 10 mL | SSL10NB | 0.89 L (30 oz) | 0 |
| Neogen® Sponge-Stick with Neutralizing Buffer, 2 Gloves | 10 mL | SSL10NB2G | 0.89 L (30 oz) | 2 |
| Neogen® Sponge-Stick with D/E Broth | 10 mL | SSL10DE | 0.89 L (30 oz) | 0 |
Q: What is the Neogen® Sponge-Stick with Neutralizing Buffer?
A: The Neogen® Sponge-Stick SSL10NB is a surface sampling device consisting of a stick-mounted cellulose sponge pre-hydrated with 10 mL of Neutralizing Buffer. It is supplied with a 0.89 L (30 oz) sample bag for sample transport.
Q: What is the catalogue number for this Sponge-Stick configuration?
A: The Neogen® catalogue number is SSL10NB, and the listed product SKU is HLSCSSL10NB.
Q: What size is the sampling sponge?
A: The cellulose sampling sponge measures 3.8 × 7.6 cm (1.5 × 3 inches).
Q: What material is the Sponge-Stick made from?
A: The sampling component is made from biocide-free cellulose sponge material, which is designed not to affect the viability of organisms collected in the sample.
Q: How much Neutralizing Buffer is supplied with the SSL10NB?
A: The sponge is pre-hydrated with 10 mL of Neutralizing Buffer, so no separate hydration step is described for this configuration.
Q: What is the purpose of the Neutralizing Buffer?
A: The Neutralizing Buffer is intended to counter residual bactericidal and bacteriostatic effects of chlorine and quaternary ammonium compounds that may remain on disinfected dairy and food-contact surfaces.
Q: Why is neutralising residual disinfectant important during environmental sampling?
A: Residual disinfectants can potentially continue suppressing microbial growth after collection. Neutralising these residues helps support subsequent microbial analysis and a more representative assessment of surface contamination.
Q: Is the Sponge-Stick suitable for hard-to-reach surfaces?
A: Yes. The rigid stick-mounted design helps position the sponge against awkward, recessed or difficult-to-access surfaces such as drains, pipework and areas around processing equipment.
Q: How does the Sponge-Stick reduce direct contact with the sample?
A: The rigid handle allows the operator to manipulate the sponge without directly touching it. After sampling, the sponge can be snapped free from the handle once positioned inside the sample bag, helping limit direct hand contact with the specimen.
Q: What is the purpose of the thumb-stop on the Sponge-Stick handle?
A: The handle incorporates a moulded thumb-stop designed to reduce incidental contact between the user’s hand and the sampling sponge during collection.
Q: What size sample bag is supplied with the SSL10NB?
A: Each Sponge-Stick is supplied with a sample bag measuring 15.2 × 27.9 cm (6 × 11 inches).
Q: What is the capacity of the supplied sample bag?
A: The supplied sample bag has a capacity of 0.89 L (30 oz).
Q: How is the sample transferred to the bag after collection?
A: After surface sampling, the sponge is positioned inside the accompanying sample bag and snapped free from its handle, allowing the sponge to remain in the bag for transport and subsequent processing.
Q: Is the Neogen® Sponge-Stick sterilised?
A: The supplied product information states that the sponge and sample bag are gamma irradiated.
Q: What are typical applications for the SSL10NB Sponge-Stick?
A: Typical applications include environmental monitoring within HACCP food safety programmes, sampling dairy and food-processing equipment, and sampling drains, pipework and equipment recesses that may be difficult to reach with a standard swab.
Q: Is the SSL10NB suitable for surfaces treated with chlorine-based disinfectants?
A: Yes. Its Neutralizing Buffer is designed to counter residual chlorine disinfectant activity, making this configuration suitable for sampling relevant surfaces that have been treated with chlorine-based products.
Q: Is the SSL10NB suitable for surfaces treated with quaternary ammonium compounds?
A: Yes. The Neutralizing Buffer is also intended to counter residual activity from quaternary ammonium compounds commonly used on dairy and food-contact surfaces.
Q: Can the Sponge-Stick be used in HACCP programmes?
A: Yes. Environmental monitoring within Hazard Analysis Critical Control Point (HACCP) food safety programmes is listed as a typical application for the Sponge-Stick.
Q: How many Sponge-Stick devices are supplied per package?
A: The specified package quantity is 100 devices.
Q: Are gloves included with the SSL10NB configuration?
A: No. The SSL10NB configuration does not include gloves. The SSL10NB2G configuration is the version supplied with two gloves.
Q: What is the difference between SSL10NB and SSL10NB2G?
A: Both configurations use 10 mL Neutralizing Buffer and a 0.89 L (30 oz) sample bag. The SSL10NB does not include gloves, while the SSL10NB2G configuration includes two gloves.
Q: Are other Sponge-Stick media configurations available?
A: Yes. The supplied range includes Sponge-Stick configurations that are dry or pre-hydrated with Buffered Peptone Water Broth, Letheen Broth, Neutralizing Buffer or D/E Broth. The appropriate configuration should be selected for the intended sampling procedure.
Q: How should the Neogen® Sponge-Stick SSL10NB be stored?
A: The specified storage temperature range is 2–30°C.
Q: What are the package dimensions of the SSL10NB?
A: The package measures approximately 35.50 × 28.50 × 30.00 cm.
Q: What is the package weight of the SSL10NB?
A: The package weighs approximately 3.49 kg (7.70 lb).
Q: Where is the Neogen® Sponge-Stick manufactured?
A: According to the supplied product information, the Sponge-Stick is manufactured in the USA using globally sourced materials.
| Brand | Neogen |
|---|