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DSZHHVAC Tools

DSZH "Calibrated leak" bottle 5gr/year for electronic detection

DSZH calibrated leak bottle for electronic refrigerant detection in HVAC systems, containing R134a with a controlled leak rate of 5–9 g/a and vapour pressure of 5700 hPa at 20 °C. Ideal for technician training and…

SKU 3G-CBM-01463

Also listed as: COR 30020 · COR-30020

Brand
DSZH
Item
"Calibrated leak" bottle 5gr/year for electronic detection
Category
HVAC Tools
UNSPSC
41112509 — Air velocity and temperature monitors
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

DSZH
density
1.21 g/cm³ at 25 °C
warranty
15 months
refrigerant
R134a
leak rate r134a
5–9 g/a
vapour pressure
5700 hPa at 20 °C
solubility in water
1500 mg/L at 25 °C

Datasheet Content

Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH) Printed 25.01.2011 Revision 19.01.2011 R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n. r.) 1. Identification of the substance/mixture and of the company/undertaking Product identifier Name of product R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n.r.) Name of substance 1,1,1,2-Tetrafluoroethane (R-134a); Norflurane EC No 212-377-0 CAS No 811-97-2 Distributor CBM 3 Rue Jules Verne Parc d'Activités Airspace 33185 Le Haillan Advice Emergency advice Recommended intended purpose(s) test gas 2. Hazards identification Classification according to Regulation (EC) No 1272/2008 [CLP/GHS] Hazard classes and Hazard Hazard Statements Classification procedure categories Liquef. Gas H280 Hazard Statements '--" H280 Contains gas under pressure; may explode if heated. Labelling according to Regulation (EC) No 1272/2008 [CLP/GHS] GHS04 Signal word Warning Hazard Statements H280 Contains gas under pressure; may explode if heated. Precautionary Statements P410 + P403 Protect from sunlight. Store in a well-ventilated place. Hazardous ingredients for labeling 1,1,1,2-Tetrafluoroethane (R-134a); Norflurane Page 1/6 Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH) Printed 25.01.2011 Revision 19.01.2011 -.._./ R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n. r.) Information pertaining to special dangers for human and environment No hazardous product as specified in Directive 67/548/EEC. Rapid evaporation of the liquid can cause cold burns. Vapours are heavier than air and may cause asphyxiation due to oxygen displacement from the atmosphere. Container under pressure. Protect from direct sunlight and temperatures above 50 ° C. Do not spray into flames or onto glowing abjects. 3. Composition/information on ingredients Description pressure-liquefied gas CAS No 811-97-2 1, 1, 1,2-Tetrafluoroethane (R-134a); Norflurane EC No 212-377-0 4. First aid measures General information Remove contaminated soaked clothing immediately. ln case of inhalation Remove the casualty into fresh air and keep him immobile. ln high concentrations may cause asphyxiation. Remove aggrieved persans from danger zone ln the event of symptoms refer for medical treatment. ln case of respiratory standstill give artifical respiration by respirator and send for a doctor. ln case of skin contact ln case of contact with skin wash off with water. ln case of frostbite rinse with plenty of water. Don't remove clothing. ln case of eye contact ln case of contact with eyes rinse thoroughly with plenty of water and seek medical advice. ln case of ingestion not relevant Physician's information / possible symptoms The following symptoms may occur: Unconsciousness Anaesthetic state Headache Confusion Dizziness 5. Firefighting measures Suitable extinguishing media Product does not burn, fire-extinguishing activities according to surrounding. Special hazards arising from the substance or mixture Exposure to fire may cause containers to rupture / explode. Fire gas of organic material has to be classed invariably as respiratory poison. ln the event of fire the following can be released: Hydrogen fluoride (HF) lgnitable gas-air-mixtures can be formed under special conditions. Fluorine phosgene Special protective equipment for fire-fighters Use breathing apparatus with independent air supply. Page 2/6 Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH) Printed 25.01.2011 Revision 19.01.2011 R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n. r.) Do not inhale explosion and/or combustion gases. Additional information Heat action leads to pressure increase - risk of aerosol can bursting Remove the endangered containers or spray them with cold water 6. Accidentai release measures Persona! precautions Ensure adequate ventilation. Gas/vapours are heavier than air. They may Accumulate in confined spaces, in particular at or below ground. Keep people away and stay on the upwind side. Avoid skin contact with running out liquid (risk of frostbites! ). Environmental precautions Do not discharge into the drains/surface waters/groundwater. Methods for cleaning up Allow to vaporise. Take up with absorbent material. 7. Handling and storage Advice on safe handling Do not spray into a naked flame or any incandescent material. Gare for thoroughly room ventilation, if necessary use in well ventilated area with-10-cal exhaust ventilation at workplace.- Use only in well-ventilated areas. Advice on protection against tire and explosion Product is not inflammable Further information on storage conditions Protect from direct solar radiation. Store container at cool and aired place. Protect from heat/overheating. Avoid heating to over 50 °C. \..__...l------------------------------------------------- 8. Exposure controls/personal protection Additional advice on system design For good space ventilation provide, if necessary exhaust on the job. lngredients with occupational exposure limits to be monitored CAS No Name Code [mg/m3] [ppm] Remark 811-97-2 1,1,1,2-Tetrafluoroethane (HFC 134a) 8 hours 4240 1000 EH40/2005 Respiratory protection Environment-independent breathing apparatus. If ventilation insufficient, wear respiratory protection. Hand protection Low-temperature-resistant gloves Glove material specification [make/type, thickness, permeation time/life, wetting resistance]: butyl rubber, 0,7mm; 480min; 60 min. The protective gloves to be used must comply with the specifications of EC directive 89/686/EEC and the resultant standard EN374. The selection of a suitable glove depends and from manufacturer to manufacturer different not only on the material, but also on further quality criteria. Page 3/6 Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH) Printed 25.01.2011 Revision 19.01.2011 '-.../ R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n. r.) The exact breakthrough time of the glove material is to be inquired from the protèction glove manufacturer and must be strictly adhered to. Eye protection safety goggles, in case of increased risk add protective face shield Skin protection Protective clothing General protective measures Avoid contact with eyes and skin Do not inhale gases/vapours/aerosols. Hygiene measures Do not smoke when working. Remove soaked clothing immediately. Work in rooms with good ventilation. 9. Physical and chemical properties Form Colour Odour compressed liquified gas colourless ethereal Important health, safety and environmental information Value Temperature at Method Remark boiling point ca. -26 °C Flash point no Lower explosion limit not applicable Vapour pressure 5700 hPa 20 ·c Density 1,21 g/cm3 25 °c as liquid Solubility in water 1500 mg/1 25 °c 1013hPa 1 O. Stability and reactivity Conditions to avoid strong heating Materials to avoid Reactions with alkali metals. Reactions with earth alkali metals. Hazardous decomposition products With regard to possible decomposition products refer to Section 5. Page 4/6 Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH) Printed 25.01.2011 Revision 19.01.2011 R-134a (1,1,1,2,-Tetrafluorethan) type test leak (n. r.) 11. Toxicological information Experiences made from practice Gases have a suffocating effect. The inhalation of thermal decomposition products in form of vapeurs, mist or smoke may be damaging to the health. Additional information Other hazardous properties may not be excluded. The…
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DSZH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

DSZH calibrated leak bottle for electronic refrigerant detection in HVAC systems, containing R134a with a controlled leak rate of 5–9 g/a and vapour pressure of 5700 hPa at 20 °C. Ideal for technician training and leak-detection equipment verification.

Frequently Asked Questions

Where can I buy the DSZH COR30020 calibrated leak bottle worldwide?

3G Electric is an authorised distributor. We source and deliver the DSZH COR30020 to technicians and HVAC service centres globally. Lead time on request — contact us for availability and logistics details.

What is the leak rate and refrigerant type?

The DSZH COR30020 contains R134a refrigerant with a controlled leak rate of 5–9 g/a. Vapour pressure is 5700 hPa at 20 °C. Perfect for verifying electronic leak detection equipment accuracy.

Is this suitable for technician training?

Yes. The DSZH COR30020 is designed for HVAC technician training and leak-detection equipment verification. The stable 5–9 g/a leak rate ensures consistent, repeatable detection practice.

Used in

Common applications for DSZH
Split-system air-conditioner service: DSZH manifold bases and SAE/NPT reducers integrate with technician gauge sets for pressure monitoring and refrigerant charge.
Rooftop packaged unit maintenance: Flare connector caps, hose tips, and union fittings expedite field replacement of damaged lines and adapters on commercial cooling systems.
Refrigerant recovery and recycling: DSZH bottle adapters (R600A-rated) connect recovery cylinders to hose lines, enabling safe extraction of flammable and standard refrigerants.
Process-cooling loop installation: SAE straight male/female unions and reducers support temporary or permanent manifold assembly on industrial water-chilled equipment.
Heat-pump seasonal service: DSZH dudgeon extensions and adapter kits allow technicians to connect diagnostic gauges to restricted or recessed access ports on reversing-valve manifolds.
Field emergency repairs: Individual DSZH fittings stocked in stock allow technicians to repair or modify hose connections on-site without returning to the shop for components.

DSZH Products

3G Electric supplies DSZH hvac tools. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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