Resource-Efficient Sample Dilution with Serial Dilution Bags

Discover Inlabtec’s Serial Dilution Bags: eco-friendly, cost-effective, and designed to revolutionize microbial testing. They significantly reduce plastic waste and energy consumption. Achieve efficient, accurate, and sustainable results with less environmental impact.

Key Features
  • Each bag is made from only 250 mg of high-quality polyethylene.
  • Specifically designed for use with the Inlabtec Serial Diluter (patented).
  • Free from any substances that could interfere with the growth of microorganisms.
  • Each bag is sterile, ensuring the integrity of microbiological testing.
  • Conveniently dispensed in rolls of 2,000 from a user-friendly cardboard box, simplifying access and usage.
  • Cardboard box shrink-wrapped for straightforward, long-term storage at room temperature.
  • Eco-friendly: Dramatically cuts plastic waste and energy use, setting a new standard in eco-friendly testing.
  • Cost-effective: Less material and energy use lead to cost savings.
  • Efficiency: Ready-to-use bags simplify workflows and save time.
  • Accuracy: Specifically designed for use with the Inlabtec Serial Diluter (patented), ensuring precise dilutions.
  • Reliability: Free from substances that could interfere with microorganism growth and sterile to ensure the integrity of microbiological testing.
Specifications of Serial Dilution Bags
Quantity/ Box2'000 Bags
Maximum volume10 ml
Material thickness15 - 20 µm
Raw materialHighest grade, virginal polyethylene (PE)
SterilizationBy radiation according to ISO 1137-1/-2
Sterility assurance levelSAL 10-3
Expiration time (EXP)5 years from date of manufacture
Dimensions bags (W x H)60 x 110 mm
Dimensions box (W x H x D) / Total weight
130 x 125 x 160 mm / 670 g
Cardboard boxlint-free, printing ink and cardboard free from heavy metals
Prices and scope of delivery of Serial Dilution Bags

The listed prices are valid for Switzerland. In other countries, the prices of the respective distribution partner apply.

Part. No.DescriptionQuantityPrice
100101Serial Dilution Bags, for the use with Inlabtec Serial Diluters,
2'000 Bags / Box, sterile, Box sealed in a protective film

Energy Consumption: Glass Tubes vs. Serial Dilution Bags

As laboratories increasingly focus on reducing their environmental impact while enhancing operational efficiency, the choice of materials and processes becomes critical. This table compares traditional glass tubes and Serial Dilution Bags regarding energy consumption.

FeaturesTraditional glass tubes (per tube)Serial Dilution Bags (per bag)
MaterialGlass (15 g)Polyethylene (250 mg)
Energy for glass/ tube-20 kJ (for 250 mg polyethylene)
Energy for washing7 kJ (with 1'000 test tubes per cycle)-
Energy for autoclaving7 kJ (with 1'000 test tubes per cycle)-
Energy recovery incineration-- 10 kJ
Total energy consumption per dilution14 kJ10 kJ

Considering the data presented in the table, it’s clear that Serial Dilution Bags offer a more energy-efficient alternative to traditional glass tubes for laboratory use. This assumes that the waste contributes to energy production through incineration, which reduces the net energy consumption to 10 kJ per bag, compared to 14 kJ per glass tube.

Comparative Overview: Glass Tubes vs. Serial Dilution Bags

In efforts to make laboratories more efficient and eco-friendly, Serial Dilution Bags stand out as a viable choice. Though glass tubes have been a long-time favorite, the emergence of clever bags presents a promising shift. Designed not just for improved efficiency, these bags also aim to tackle environmental and safety issues tied to glass tubes. This comparison aims to shed light on the Serial Dilution Bags’ benefits.

FeaturesTraditional glass tubesSerial Dilution Bags
Material wasteGlass (minimal if reused, but breakage and disposal are concerns)Polyethylene (lowest possible plastic waste)
Energy consumptionHigh (washing and autoclaving)Lower (use and transport)
EfficiencyLow (handling, need for cleaning and sterilization)High (ready to use)
ReliabilityModerate (varies with handling and cleaning processes)High (consistent and sterile due to single-use)
Quality assurance effortHigh (due to variability in cleaning and reuse)Low (consistent quality due to single-use)
Manual skill requirements High (due to handling, cleaning, and organization)Low (simplified process, automation)
Risk of injuryModerate (risk of injuries from glass breakage and repetitive strain from handling and mixing )Low (no glass involved, automation)
CostSubstantial (energy, labor, potential breakage)Moderate (low-cost consumable)
SustainabilityModerate (reusable but energy and resource-intensive)Moderate (energy savings vs. plastic waste, potential for recycling or energy recovery)
Environmental considerationsImpact of chemical detergents and water usage, recycling potential, long-term use reduces per-cycle impactGenerates plastic waste, importance of responsible disposal or recycling, energy recovery from incineration

After looking at all the details, it’s clear that Serial Dilution Bags have several advantages for labs that want to work faster, safer, and be kinder to the environment. They use less energy, are easier to handle, and even help reduce waste in some ways. While every choice has its pros and cons, the benefits of Inlabtec bags, especially in busy labs or places that care a lot about saving resources, make them a strong option. As we aim for more eco-friendly lab practices, choosing tools like Serial Dilution Bags could be an important step in the right direction.

«Works perfectly, very satisfied. Appealing, as there is little plastic waste.»

Kathrin Hauser, AGES Austrian Agency for Health and Food Safety Ltd., Graz

«Unthinkable that test tubes are used again in our laboratory for dilutions.»

Alexandra Dostal, Cantonal Laboratory of Thurgau, Frauenfeld, Switzerland

«The Serial Diluter works perfectly and saves us a lot of work. We can no more imagine a step backwards to the dilution tubes.»

Rainer Hofmann, SGS INSTITUT FRESENIUS GMBH, Freiburg, Germany

More information about the Serial Dilution Bags in Support.