Page 1/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
1 Identification of the substance/preparation and of the company/undertaking
Product details
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5,
Sn96Ag4, Sn97Ag3
Application of the substance / the preparation Solder paste
Manufacturer/Supplier:
Kester Tel.(847) 297-1600
515 E. Touhy Ave. Fax.(847) 390-9338
Des Plaines, IL 60018
Further information obtainable from:
MSDS Coordinator: Tel. (847) 699-5755
Information in case of emergency:
CHEMTREC 24-Hour Emergency Response Telephone Number: (800) 424-9300
CHEMTREC 24-Hour Emergency Response Telephone Number (Outside US and Canada): (703) 527-3887
2 Composition/information on ingredients
Chemical characterization
Description: Mixture of substances listed below with nonhazardous additions.
Dangerous components:
CAS: 7440-31-5 tin 50-100%
EINECS: 231-141-8
CAS: 144413-22-9 Denatured Acid Hydrogenation Gum Resin Xn; R 42/43 2.5-10%
@
G Xn; R 42/43 鈮? 2.5%
CAS: 65997-06-0 Modified Rosin G
@
CAS: 7440-22-4 silver 2.5-10%
EINECS: 231-131-3
Additional information:
Solder powder is typically 85-92% of the solder paste composition.
For the wording of the listed risk phrases refer to section 16.
3 Hazards identification
Hazard description:
@
G Xn Harmful
Information concerning particular hazards for human and environment:
The product has to be labelled due to the calculation procedure of the "General Classification guideline for
preparations of the EU" in the latest valid version.
R 42/43 May cause sensitisation by inhalation and skin contact.
4 First-aid measures
After inhalation: Supply fresh air; consult doctor in case of complaints.
(Contd. on page 2)
GB
DR
Page 2/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5, Sn96Ag4,
Sn97Ag3
(Contd. of page 1)
After skin contact: Immediately wash with water and soap and rinse thoroughly.
After eye contact: Rinse opened eye for several minutes under running water.
After swallowing: Induce vomiting, if person is conscious. Seek medical help.
5 Fire-fighting measures
Suitable extinguishing agents:
CO2, powder or water spray. Fight larger fires with water spray or alcohol resistant foam.
Special hazards caused by the substance, its products of combustion or resulting gases:
In case of fire, the following can be released:
Carbon monoxide (CO)
Carbon dioxide (CO2)
Aliphatic aldehydes
Protective equipment: Wear self-contained respiratory protective device.
6 Accidental release measures
Person-related safety precautions: Ensure adequate ventilation
Measures for environmental protection: Do not allow to enter sewers/ surface or ground water.
Measures for cleaning/collecting:
Scoop up paste and deposit in appropriate containers. Remove residual with glycol ether solvent.
7 Handling and storage
Handling:
Information for safe handling: Ensure good ventilation/exhaustion at the workplace.
Information about fire - and explosion protection: No special measures required.
Storage:
O
Requirements to be met by storerooms and receptacles: Store at or near 5 C in a dry location.
Information about storage in one common storage facility: Not required.
Further information about storage conditions: Store in cool, dry conditions in well sealed receptacles.
8 Exposure controls/personal protection
Additional information about design of technical facilities: No further data; see item 7.
Ingredients with limit values that require monitoring at the workplace:
7440-31-5 tin
OES Short-term value: 4 mg/m鲁
Long-term value: 2 mg/m鲁
65997-06-0 Modified Rosin
OEL Short-term value: 3 mg/m鲁, NE ppm
Long-term value: NE mg/m鲁, NE ppm
(Contd. on page 3)
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Page 3/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5, Sn96Ag4,
Sn97Ag3
(Contd. of page 2)
Additional information:
PEL = Permissible Exposure Limit (OSHA)
REL= Recommended Exposure Limit (NIOSH)
TLV= Threshold Limit Value (ACGIH)
OSHA= Occupational Safety and Health Administration
ACGIH= American Conference of Governmental Industrial Hygienists
NIOSH= National Institute for Occupational Safety and Health
Personal protective equipment:
General protective and hygienic measures:
Keep away from foodstuffs, beverages and feed.
Immediately remove all soiled and contaminated clothing
Wash hands before breaks and at the end of work.
Respiratory protection:
When ventilation is not sufficient to remove fumes from the breathing zone, a safety approved respirator or self-
contained breathing apparatus should be worn.
Protection of hands:
S Protective gloves
Material of gloves
Nitrile rubber, NBR
Natural rubber, NR
Penetration time of glove material
The exact break trough time has to be found out by the manufacturer of the protective gloves and has to be
observed.
Eye protection:
R Tightly sealed goggles
Safety glasses
9 Physical and chemical properties
General Information
Form: Pasty
Colour: Silver grey
Odour: Mild
Change in condition
Melting point/Melting range: > 100掳C
Boiling point/Boiling range: Undetermined.
Flash point: > 93掳C
Danger of explosion: Product does not present an explosion hazard.
(Contd. on page 4)
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Page 4/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5, Sn96Ag4,
Sn97Ag3
(Contd. of page 3)
Density at 20掳C: > 7 g/cm鲁
Solubility in / Miscibility with
water: Insoluble.
10 Stability and reactivity
Thermal decomposition / conditions to be avoided: No decomposition if used according to specifications.
Materials to be avoided: Strong acids, strong oxidizers.
Dangerous reactions No dangerous reactions known.
Dangerous decomposition products:
When heated, the solvents are evaporated and rosin may be thermally degraded to liberate aliphatic aldehydes,
acids, and terpenes.
11 Toxicological information
Acute toxicity:
LD/LC50 values relevant for classification:
65997-06-0 Modified Rosin
Oral LD50 > 4.000 mg/kg (Rat)
Primary irritant effect:
on the skin: Possible local irritation by contact with flux or fumes.
on the eye: Smoke during soldering can cause eye irritation.
Sensitization:
Sensitization possible through inhalation.
Sensitization possible through skin contact.
Additional toxicological information:
The product shows the following dangers according to the calculation method of the General EU Classification
Guidelines for Preparations as issued in the latest version:
Harmful
Irritant
12 Ecological information
General notes:
Do not allow product to reach ground water, water course or sewage system, even in small quantities.
13 Disposal considerations
Product:
Recommendation
Must not be disposed together with household garbage. Do not allow product to reach sewage system.
(Contd. on page 5)
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Page 5/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5, Sn96Ag4,
Sn97Ag3
(Contd. of page 4)
Uncleaned packaging:
Recommendation: Disposal must be made according to official regulations.
14 Transport information
Land transport ADR/RID (cross-border)
ADR/RID class: -
Not regulated.
Maritime transport IMDG:
IMDG Class: -
Not regulated.
Air transport ICAO-TI and IATA-DGR:
ICAO/IATA Class: -
Not regulated.
15 Regulatory information
Code letter and hazard designation of product:
G
@ Xn Harmful
Hazard-determining components of labelling:
tin
silver
Risk phrases:
42/43 May cause sensitisation by inhalation and skin contact.
Safety phrases:
2 Keep out of the reach of children.
23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).
24 Avoid contact with skin.
37 Wear suitable gloves.
45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
56 Dispose of this material and its container to hazardous or special waste collection point.
63 In case of accident by inhalation: remove casualty to fresh air and keep at rest.
National regulations:
Technical instructions (air):
Class Share in %
NK 3.0
(Contd. on page 6)
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Page 6/6
Material Safety Data Sheet
According to 91/155 EC
Printing date 04.08.2003 Reviewed on 08.04.2003
Trade name: R905 Sn94.5Ag5.5, Sn95.5Ag4.5, Sn95Ag5, Sn96.3Ag3.7, Sn96.4Ag3.6, Sn96.5Ag3.5, Sn96Ag4,
Sn97Ag3
(Contd. of page 5)
Waterhazard class: Water hazard class 3 (Self-assessment): extremely hazardous for water.
16 Other information
The information contained herein is based on data considered accurate and is offered solely for information,
consideration and investigation. Kester extends no warranties, makes no representations and
assumes no responsibilty as to the accuracy, completeness or suitability of this data for any purchaser's use. The
data on this Material Safety Data Sheet relates only to this product and does not relate to use with any other
material or in any process. All chemical products should be used only by, or under the direction of, technically
qualified personnel who are aware of the hazards involved and the necessity for reasonable care in handling.
Hazard communication regulations require that employees must be trained on how to use a Material Safety Data
Sheet as a source for hazard information.
Relevant R-phrases
42/43 May cause sensitisation by inhalation and skin contact.
Department issuing MSDS: Product Safety
Contact: Heather Holich, MSDS Coordinator Tel. (847)699-5755
GB
DR
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