| Safety Data Sheet | 115-2403 |
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CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA Phone: 978-373-1600 | Website: www.circuitmedic.com CircuitMedic disclaims all liability associated with the use of this information. |
Revision Date: Aug 13, 2025
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| Section 1. CHEMICAL PRODUCT AND COMPANY IDENTIFICATION | |
| Product Name: | Solder Wire, Lead-Free, SAC305, Flux-Cored |
| Product Number: | 115-2404 |
| UFI Number: | RA9X-Q938-T30G-YC1T |
| Recommended use: | Flux-cored solder wire for general purpose for hand soldering in the electronics industry. |
| Supplier: | CircuitMedic 22 Parkridge Road, Haverhill, MA 01835 USA PHONE: 978-373-1600, FAX: 978-372-5700 |
| Emergency Response: | For Chemical Emergency Spill, Leak, Fire, Exposure, or Accident Call CHEMTREC Day or Night Within USA and Canada: 1-800-424-9300 CCN4877 Outside USA and Canada: +1 703-527-3887 (collect calls accepted) |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
1 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 2. HAZARD IDENTIFICATION | |||||||
| GHS label elements: | The product is classified and labeled according to Regulation (EC) No. 1272/2008. | ||||||
| Hazard pictograms |
Carc. 2 H351 Suspected of causing cancer. Repr. 1 H360 May damage fertility or the unborn child. STOT RE 2 H373 May cause damage to the organs through prolonged or repeated exposure.
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| Signal Words: | Danger | ||||||
| Hazard components: | Lead (Pb) | ||||||
| Hazard Statements: |
H302 Harmful if swallowed. H351 Suspected of causing cancer. H360 May damage fertility or the unborn child. H373 May cause damage to the organs through prolonged or repeated exposure. |
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| Precautionary Statements: |
P260 Do not breathe dust/fume/gas/mist/vapors/spray. P280 Wear protective gloves/protective clothing/eyeprotection/faceprotection. P264 Wash thoroughly after handling. P270 Do not eat, drink, or smoke when using this product. P201 Obtains special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P301+P312 If swallowed: Call a poison center/doctor if you feel unwell. P308+P313 IF exposed or concerned: Get medical advice/attention. P314 Get medical advice/attention if you feel unwell. P330 Rinse mouth. P405 Store locked up. P501 Dispose of contents/container following local/regional/national/international regulations. |
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| Classification System: | HMIS-rating (scale 0-4)
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| Other hazards: | PBT: Not applicable. vPvB: Not applicable. | ||||||
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
2 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 3. COMPOSITION, INFORMATION, OR INGREDIENTS |
| CAS Number | Description | Notes | % Range |
| CAS: 7440-31-5 EINECS: 231-141-8 |
Tin (Sn) | 55-70% | |
| CAS: 7439-92-1 EINECS: 231-100-4 |
Lead (Pb) | Carc. 2, H351; Repr.1B,H360; STOT RE 2 H373 Acute Tox. 4, H302; Acute Tox. 4, H332 |
25-40% |
| Additional information: | Composition and weight percent of solder alloys vary widely and can be determined by product label. | ||
| Section 4. FIRST AID MEASURES | |
| Description of first aid measures | |
| General information: | Symptoms of poisoning may even occur after several hours; therefore, medical observation for at least 48 hours after the accident. Follow general first-aid procedures. |
| Inhalation: | Supply fresh air; consult doctor in case of complaints. |
| Skin Contact: | Immediately wash with water and soap and rinse thoroughly. |
| Eye Contact: | Rinse the opened eye for several minutes under running water. |
| Ingestion: | Seek immediate medical advice. |
| Information for doctor | |
| Most important symptoms and effects, both acute and delayed: | No further relevant information available. |
| Indication of any immediate medical attention and special treatment needed | No further relevant information available. |
| Section 5. FIRE-FIGHTING MEASURES | |
| Extinguishing media | |
| Suitable extinguishing agents: | CO2, extinguishing powder or water spray. Fight larger fires with water spray or alcohol resistant foam. |
| Special hazards arising from the substance or mixture: | In case of fire, the following can be released: Carbon monoxide (CO), Carbon dioxide (CO2), Aliphatic aldehydes |
| Advice for firefighters | |
| Protective equipment: | No special measures required. |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
3 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 6. ACCIDENTAL RELEASE MEASURES | |
| Personal precautions, protective equipment and emergency procedures | Ensure adequate ventilation |
| Environmental Precautions: | Do not allow entry into sewers/surface or ground water. |
| Methods and material for containment and cleaning up: | Absorb with liquid-binding material (sand, diatomite, acid binders, universal binders, sawdust). Dispose of contaminated material as waste according to item 13. Ensure adequate ventilation. Melted solder will solidify on cooling and can be scraped up. Use caution to avoid breathing fumes if a gas torch is used to cut up large pieces. |
| Reference to other sections: | See Section 7 for information on safe handling. See Section 8 for information on personal protection equipment. See Section 13 for disposal information. |
| PAC-1: | ||
| 7440-31-5 | Tin (Sn) | 6 mg/m3 |
| 7439-92-1 | Lead (Pb) | 0.15 mg/m3 |
| 106-65-0 | Methyl succinate | 2.5 ppm |
| 50-01-1 | guanidinium chloride | 1.4 mg/m3 |
| PAC-2: | ||
| 7440-31-5 | Tin (Sn) | 67 mg/m3 |
| 7439-92-1 | Lead (Pb) | 120 mg/m3 |
| 106-65-0 | Methyl succinate | 28 ppm |
| 50-01-1 | guanidinium chloride | 16 mg/m3 |
| PAC-3: | ||
| 7440-31-5 | Tin (Sn) | 400 mg/m3 |
| 7439-92-1 | Lead (Pb) | 700 mg/m3 |
| 106-65-0 | Methyl succinate | 170 ppm |
| 50-01-1 | guanidinium chloride | 94 mg/m3 |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
4 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 7. HANDLING AND STORAGE | |
| Handling | |
| Precautions for safe handling: | Prevent formation of aerosols. |
| Information about protection against explosions and fires: | No special measures required. | Conditions for safe storage, including any incompatibilities |
| Requirements to be met by storerooms and receptacles: | Store in a cool location. |
| Information about storage in one common storage facility: | Not required. |
| Further information about storage conditions: | Keep receptacle tightly sealed. Store in dry conditions. Exposure to sulfur or high humidity will tarnish the solder surface. |
| Specific end use(s): | No further relevant information available. |
| Section 8. EXPOSURE CONTROLS AND PERSONAL PROTECTION | |
| Control parameters | Components with limit values that require monitoring at the workplace: |
| CAS:7440-31-5 Tin (Sn) | |
| PEL: | Long-term value: 2 mg/m³ metal |
| REL: | Long-term value: 2 mg/m³ |
| TLV | Long-term value: 2 mg/m³, metal |
| 7439-92-1 Lead (Pb) | |
| PEL: | Long-term value: 0.05* mg/m³ * see 29 CFR 1910.1025 |
| REL: | Long-term value: 0.05* mg/m³ *8-hr TWA; See Pocket Guide App. C |
| TLV | Long-term value: 0.05* mg/m³ * and inorganic compounds, as Pb; BEI |
| Exposure Controls: | |
| General protective and hygienic measures: | The usual precautionary measures for handling chemicals should be followed. Keep away from foodstuffs, beverages, and feed. Immediately remove all soiled and contaminated clothing. Wash hands before breakfast and at the end of work. |
| Breathing equipment: | When ventilation is not sufficient to remove fumes from the breathing zone, a safety-approved respirator or self-contained breathing apparatus should be worn. Not necessary if the room is well-ventilated. Use a suitable respiratory protective device in case of insufficient ventilation. |
| Protection of hands: | Protective gloves. Cloth gloves, Nitrile rubber, NBR; Natural rubber, NR |
| Eye protection: | Safety glasses. |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
5 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 9. PHYSICAL AND CHEMICAL PROPERTIES | |
| Information on basic physical and chemical properties | |
| Physical State: | Solid. |
| Color: | Silver grey. |
| Odor: | Mild. |
| pH: | Not determined. |
| Melting Temperature: | 183-184 °C (361-363 °F) Undetermined. |
| Boiling Temperature: | 1740 °C (3164 °F) |
| Flash Point: | >93° C (>199 °F) |
| Ignition Temperature: | Product is not selfigniting. |
| Danger of explosion: | Product does not present an explosion hazard. |
| Density: | Not determined. |
| Solubility in/Miscibility with Water: | Insoluble. |
| Solvent content: | Organic solvents: 0.1%; Solids content: 99.9% |
| Section 10. STABILITY AND REACTIVITY | |
| Reactivity | |
| Reactivity: | No further relevant information available. |
| Thermal decomposition/conditions to be avoided: | No decomposition if used according to specifications. |
| Possibility of hazardous reactions: | No dangerous reactions known. |
| Conditions to avoid: | No further relevant information available. |
| Incompatible materials: | Strong acids, strong oxidizers. |
| Hazardous decomposition products: | Carbon monoxide and carbon dioxide. When heated to soldering temperatures, the solvents are evaporated and resin may be thermally degraded to liberate aliphatic aldehydes. |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
6 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 11. TOXICOLOGICAL INFORMATION | ||||||||||||||||||||||
| Information on toxicological effects | ||||||||||||||||||||||
| Acutetoxicity: | Harmful if swallowed.
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| Primary irritant effect on the skin: | Possible local irritation by contact with flux or fumes. | |||||||||||||||||||||
| Eye Toxicity: | Smoke during soldering can cause eye irritation. | |||||||||||||||||||||
| Through inhalation: | Flux fumes during soldering may cause irritation and damage to mucous membranes and the respiratory system. | |||||||||||||||||||||
| Through ingestion: | May be harmful if swallowed. | |||||||||||||||||||||
| Sensitization: | Based on available data, the classification criteria are not met. | |||||||||||||||||||||
| Carcinogenic categories | ||||||||||||||||||||||
| IARC (International Agency for Research on Cancer): | 7439-92-1 Lead (Pb) | |||||||||||||||||||||
| NTP (National Toxicology Program): | 7439-92-1 Lead (Pb) | |||||||||||||||||||||
| OSHA-Ca (Occupational Safety & Health Administration): | None of the ingredients is listed. | |||||||||||||||||||||
| Section 12. ECOLOGICAL INFORMATION | |
| Aquatic toxicity: | No further relevant information available. |
| General notes: | Do not allow undiluted product or large quantities of it to reach groundwater, watercourse, or sewage system. There is a danger to drinking water if even small quantities leak into the ground. The product contains heavy metals. Avoid transfer into the environment. Specific preliminary treatments are necessary. |
| Results of PBT and vPvB assessment: | PBT: Not applicable. vPvB: Not applicable. |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
7 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 13. DISPOSAL CONSIDERATIONS | |
| Waste treatment method recommendation: | Disposal must be made according to official regulations. Must not be disposed of together with household garbage. Do not allow tallow products to reach the sewage system. |
| Uncleaned packagings recommendation: | Disposal must be made according to official regulations. |
| Section 14. TRANSPORTATION INFORMATION | |
| UN-Number DOT, ADR, ADN, IMDG, IATA | Not applicable |
| UN proper shipping name DOT, ADR, ADN, IMDG, IATA | Not applicable |
| Transport hazard classes DOT, ADR ,ADN, IMDG, IATA Class | Not applicable |
| Packing group DOT, IMDG, IATA | Not applicable |
| Marine pollutant: | No |
| Special precautions for user: | Not applicable |
| Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code: | Not applicable |
| UN" Model Regulation": | Not applicable |
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
8 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 15. REGULATORY INFORMATION | |||||
| Safety, health and environmental regulations/legislation specific to the substance or mixture | |||||
| The following information relates to product regulation specific to the USA. | |||||
| SARA Section 355: | None of the ingredient is listed. | ||||
| SARA Section 313: | 7439-92-1 Lead (Pb) | ||||
| Chemicals known to cause cancer: | WARNING: This product contains a chemical known to the State of California to cause cancer. Lead (Pb) | ||||
| Chemical known to cause reproductive toxicity: | WARNING: This product contains a chemical known to the State of California to cause birth defects and/or other reproductive harm. Lead (Pb) | ||||
| Carcinogenic categories EPA: | 7439-92-1 Lead (Pb) | ||||
| NIOSH-Ca: | None of the ingredients is listed. | ||||
| Canada: | Workplace Hazardous Materials Identification (WHMIS): This product has been classified following the hazard criteria of the Canadian Controlled Products Regulation (CPR), and the Safety Data Sheet (SDS) contains all of the information required by the CPR. | ||||
| GHS label elements: | The product is classified and labeled according to the CLP regulation. | ||||
| Hazard pictograms: |
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| Signal word: | Danger | ||||
| Hazard labeling: | Lead (Pb) | ||||
| Hazard statements: |
H302 Harmful if swallowed. |
H351 Suspected of causing cancer. H360 May damage fertility or the unborn child. H373May cause damage to the organs through prolonged or repeated exposure. |
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| Precautionary statements: |
P260 Do not breathe dust/fume/gas/mist/vapors/spray. P280 Wear protective gloves/protective clothing/eyeprotection/face protection. P264 Wash thoroughly after handling. | 270 Do not eat, drink, or smoke when using this product. P201 Obtains special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P301+P312 If swallowed: Call a poison center/doctor if you feel unwell. P308+P313 If exposed or concerned: Get medical advice/attention. P314 Get medical advice/attention if you feel unwell. P330 Rinse mouth. | P405 Store locked up. P501 Dispose of contents/container following local/regional/national/international regulations. |
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| Chemical safety: | A Chemical Safety Assessment has not been carried out. | ||||
Safety Data Sheet No. 115-2403
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA
9 of 10
Revision Date: Aug 13, 2025
Revision Date: Aug 13, 2025
| Section 16. OTHER INFORMATION | |||||||
| HMIS: |
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To the best of our knowledge, the information contained herein is accurate.
However, neither Circuit Technology Center, Inc., nor any of its subsidiaries assumes any liability whatsoever for the accuracy or completeness of the information contained herein.
The final determination of the suitability of any material is the sole responsibility of the user.
All materials may present unknown hazards and should be used with caution. Although certain hazards are described herein, we cannot guarantee that these are the only hazards that exist.
| Safety Data Sheet | 115-2403 |
|
CircuitMedic, 22 Parkridge Road, Haverhill, MA 01835 USA Phone: 978-373-1600 | Website: www.circuitmedic.com CircuitMedic disclaims all liability associated with the use of this information. |
Page 10 of 10 Revision Date: Aug 13, 2025 |