Radio Shack HFC-134a, 64-4321 manual Physical and Chemical Properties, Stability and Reactivity

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9. PHYSICAL AND CHEMICAL PROPERTIES

PHYSICAL STATE: Gas

ODOR: Faint ethereal odor

pH: Neutral

PERCENT VOLATILE: 100 at 20°C (68°F)

VAPOR PRESSURE: 85.8 psi at 21.1°C (70°F)

VAPOR DENSITY: 3.5 (Air=1)

BOILING POINT: -26.2°C (-15.1°F)

FREEZING POINT: -101°C (-149.8°F)

SOLUBILITY IN WATER: Negligible

EVAPORATION RATE: >1 (CCL4=1)

SPECIFIC GRAVITY: 1.22 (water=1) at 20°C (68°F)

MOLECULAR WEIGHT: 102

10. STABILITY AND REACTIVITY

STABLE: YES

HAZARDOUS POLYMERIZATION: NO

CONDITIONS TO AVOID: Stable. However, may decompose if heated.

STABILITY: Stable.

POLYMERIZATION: Will not occur.

HAZARDOUS DECOMPOSITION PRODUCTS: Whem exposed to high temperatures or flames this product may form hydrochloric and hydrofluoric acids - possibly carbonyl halides.

INCOMPATIBLE MATERIALS: Chemically active metals: potassium, calcium, powdered aluminum, magnesium and zinc.

11. TOXICOLOGICAL INFORMATION

ACUTE

INHALATION LC50: >500000 ppm, 4-hour

SUBCHRONIC: Subchronic inhalation (rat) NOEL - 50,000 ppm

CHRONIC: Chronic NOEL - 10,000 ppm

MUTAGENICITY: Collective data indicate non-mutagenic.

TERATOGENIC EFFECTS: Teratogenic NOEL (rat and rabbit) - 40,000 ppm

12. ECOLOGICAL INFORMATION

ENVIRONMENTAL DATA: Degradability (BOD): This material is a gas at room temperature; therefore, it is unlikely to remain in water.

DISTRIBUTION: Octanol Water Partition Coefficient: Log P=1.06

13. DISPOSAL CONSIDERATIONS

GENERAL COMMENTS: 1,1,1,2-tetrafluoroethane is subject to U.S. Environmental Protection Agency Clean Air Act Regulations, Section 608 in 40 CFR Part 82 regarding refrigerant recycling.

14. TRANSPORT INFORMATION

DOT (DEPARTMENT OF TRANSPORTATION)

PROPER SHIPPING NAME: CONSUMER COMMODITY ORM-D

UN/NA NUMBER: NA

PACKING GROUP: NA

OTHER SHIPPING INFORMATION: Must have a copy of the DOT-E-10232 with each shipment.

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Contents Hazards Identification Product and Company IdentificationManufacturer 24 HR. Emergency Telephone Numbers Composition / Information on IngredientsExposure Controls / Personal Protection Fire Fighting MeasuresAccidental Release Measures Handling and StorageEcological Information Physical and Chemical PropertiesStability and Reactivity Toxicological InformationOther Information Regulatory Information

64-4321, HFC-134a specifications

Radio Shack, once a staple of consumer electronics, offered a variety of innovative products, including the Radio Shack 64-4321, which served as a versatile solution for various applications. Although this product has been discontinued, its features and technologies continue to be of interest to enthusiasts and collectors.

The Radio Shack 64-4321 is best known for its proficiency in handling household air conditioning tasks. At the heart of its functionality is HFC-134a, a refrigerant that gained popularity for its environmentally friendly properties, being ozone-friendly while still providing efficient cooling. HFC-134a replaced the older R-12 refrigerant and became a standard in many appliances, including automotive air conditioning systems.

One of the main features of the Radio Shack 64-4321 is its compatibility with different types of air conditioning systems, making it an excellent choice for both residential and automotive applications. This versatility allows users to maintain their cooling systems effectively, ensuring optimal performance throughout the year. The device is easy to operate, providing straightforward guidelines for proper use, which enhances user experience and ensures effective results.

Another significant characteristic is its efficient cooling capabilities. The Radio Shack 64-4321 utilizes HFC-134a to deliver rapid and reliable cooling performance, making it suitable for hot summer months or as a solution for emergency cooling situations. This efficiency in temperature regulation has earned it favorable reviews among users who value effectiveness and reliability in their electronic devices.

On the technological front, the Radio Shack 64-4321 integrates advancements that contribute to its reliability and user-friendliness. The design has been tailored to minimize the potential for leaks, which is crucial for maintaining the integrity and efficiency of a cooling system. Additionally, the device often features user-friendly indicators that inform users when it’s time to recharge their systems, ensuring that optimal cooling performance is maintained.

In conclusion, the Radio Shack 64-4321 with HFC-134a remains a fascinating product due to its unique features, technologies, and characteristics. Although it may no longer be in production, its lasting impact in the realm of consumer electronics illustrates the importance of efficient and environmentally conscious solutions in everyday life. Collectors and electronics enthusiasts continue to appreciate the legacy of such products, highlighting their relevance to both past and current technology discussions.