
( Brand: Kimble ), ( Manufacturer Part Number: 885510-0020 ), ( Part Type: Cap ), ( Unit Type: Unit ), ( Custom Bundle: No ), ( Country Of Origin: United States ), ( Intended Use/discipline: Anesthesiology, Biological Laboratory, Cardiology, Dental Laboratory, Emergency Medicine, Endocrinology, Family Medicine, Gastroenterology, General Surgery, Hematology, Immunology, Internal Medicine, Medical Laboratory, Microbiological Laboratory, Neonatal-perinatal Medicine, Nephrology, Neurology, Obstetrics Gynecology, Oncology, Pathology, Physical Laboratory, Plastic Surgery, Thoracic Surgery, Urology, Veterinary Medicine )
The **Kimble 885510-0020 Tissue Grind Polypropylene (PSTL) Low-Capacity (LC) Tissue Grinder** is a precision-engineered laboratory tool designed for efficient and consistent sample preparation, particularly for delicate biological tissues and small-volume homogenization tasks. Engineered with a robust yet user-friendly design, this tissue grinder features a **15 mL capacity** (paired with the **885301-0015** tissue pestle), allowing researchers to process small tissue samples with minimal loss or contamination. Constructed from **high-quality, low-binding polypropylene**, the grinder ensures chemical compatibility with a wide range of buffers, solvents, and biological samples, reducing the risk of sample degradation or adsorption. The **polypropylene screw cap** provides a secure, leak-proof seal, maintaining sterility and preventing aerosol contamination during processing, which is critical for sensitive experiments involving nucleic acids, proteins, or cell cultures. The **tight-fitting, low-profile design** of the pestle ensures optimal grinding efficiency while minimizing dead space, maximizing yield, and reducing the need for excessive manual force. Ideal for applications such as cell lysis, tissue homogenization for PCR, RNA/DNA extraction, or sample preparation in molecular biology, this grinder is particularly well-suited for laboratories working with limited sample volumes or high-throughput workflows. Its **durable yet easy-to-clean construction** with smooth, non-porous surfaces facilitates thorough sterilization between uses, making it a reliable choice for both routine and specialized research. Whether used in academic, clinical, or industrial settings, the Kimble Tissue Grind PSTL LC offers a balance of precision, durability, and ease of use, making it an indispensable tool for precise sample processing.
### **Pros and Cons of buying a Kimble 885510-0020 Tissue Grind Polypropylene Screw Cap (15 mL) with 885301-0015 Cap**
#### **Pros:**1. **Durability and Chemical Resistance** Kimble products are known for their high-quality, borosilicate or polypropylene glass, which resists corrosion from many acids, bases, and organic solvents. This makes them ideal for laboratory applications where chemical compatibility is critical.
2. **Precision and Consistency** The tissue grind design ensures uniform grinding of samples, reducing variability in experiments. This is particularly useful in analytical chemistry, microbiology, or sample preparation where particle size uniformity matters.
3. **Compatibility with Common Laboratory Equipment** The screw cap (885301-0015) provides a secure seal, preventing contamination and spills. It is compatible with standard laboratory screw-cap adapters, making it versatile for use in centrifuges, shakers, or storage.
4. **Low Autofluorescence** Polypropylene containers are less likely to fluoresce under UV light, which is beneficial for fluorescence-based assays or microscopy work.
5. **Cost-Effective for Bulk Use** While individual units may seem expensive, Kimble s reputation for reliability and longevity can justify the cost in high-throughput or long-term laboratory settings.
6. **Easy to Clean and Sterilize** The smooth surface of polypropylene is less prone to bacterial adhesion compared to some other plastics, and it can be autoclaved or cleaned with harsh detergents.
7. **Standardized Sizing** The 15 mL capacity is a common size in laboratories, making it easy to integrate into existing workflows without needing additional adapters or conversions.
---
#### **Cons:**1. **Higher Upfront Cost** Compared to generic or disposable polypropylene tubes, Kimble products are more expensive. This may be a barrier for small labs or budget-conscious researchers.
2. **Weight and Bulk** Polypropylene is heavier than some alternatives (e.g., certain plastics or glass with lower density), which can increase shipping costs and handling effort in large quantities.
3. **Limited Temperature Resistance** While polypropylene is chemically resistant, it has a lower thermal tolerance than borosilicate glass (e.g., Kimble s borosilicate tubes). It may deform or degrade if exposed to extreme heat (e.g., open flame or prolonged high-temperature sterilization).
4. **Potential for Plastic Leaching** Over time or with repeated use, some plastics can leach additives (e.g., bisphenol A in older formulations), though modern polypropylene is generally safer. This is less of an issue with Kimble s high-quality materials but remains a consideration for sensitive applications.
5. **Not Ideal for High-Pressure Applications** Unlike glass, polypropylene may not withstand high-pressure conditions (e.g., certain types of centrifugation or autoclaving cycles) without risk of deformation.
6. **Single-Use Considerations** While durable, polypropylene tubes are not inherently single-use. However, if reused improperly (e.g., without thorough cleaning), they may harbor contaminants, which could offset their cost savings.
7. **Availability and Lead Times** As a branded laboratory product, Kimble items may have longer lead times or require ordering through specific suppliers, which could disrupt workflows in urgent situations.
---
### **Conclusion:**The Kimble 885510-0020 tissue grind tube with the 885301-0015 cap is a high-quality, chemically resistant, and versatile tool for laboratories requiring precision and durability. Its advantages in chemical compatibility, uniformity, and ease of use make it a strong choice for applications like sample preparation, microbiology, or analytical chemistry. However, the higher cost, weight, and potential limitations in extreme conditions may not justify its use in all settings particularly in low-budget or non-critical applications where generic alternatives would suffice.
### **Recommendation:** - **Buy if:**- You work in a field where chemical resistance, sample uniformity, or long-term durability is critical (e.g., pharmaceutical development, toxicology, or high-precision analytical labs).
- Your lab frequently handles aggressive solvents or requires sterile, reusable containers.
- You prioritize brand reliability and compatibility with existing lab equipment.
- **Consider alternatives if:**- Your budget is constrained, and generic polypropylene or glass tubes meet your needs.
- Your applications involve extreme temperatures or pressures where polypropylene may not be ideal.
- You require single-use disposables for cost or contamination control reasons.
For most standard laboratory settings that balance cost and performance, Kimble s product is a **strong, long-term investment** especially when factoring in reduced risk of contamination and improved experimental consistency. However, always weigh the specific demands of your workflow against the pros and cons to determine the best fit.
New, from lab over stock in manufactures packaging, 1 set.