MSDS Developer & Fixer
MSDS Developer & Fixer
MSDS Developer & Fixer
The safety data sheets (SDS) in this packet apply to the individual products listed below. Please
refer to invoice for specific item number(s).
070911990
The safety data sheets (SDS) in this packet apply to one or more components included in the
items listed below. Items listed below may require one or more SDS. Please refer to invoice for
specific item number(s).
SECTION 1: Identification
Product identifier
Product name: Patterson Developer Solution
Product code: 070911958, 070911974, 070911909
GHS classification:
Skin irritation, category 2
Skin sensitization, category 1
Serious eye damage, category 1
Germ cell mutagenicity, category 2
Carcinogenicity, category 2
Acute aquatic hazard, category 3
Label elements
Hazard pictograms:
Extinguishing media
Suitable extinguishing media:
Use appropriate fire suppression agents for adjacent combustible materials or sources of ignition
Unsuitable extinguishing media:
Not determined or not applicable.
Specific hazards during fire-fighting:
Thermal decomposition can lead to release of irritating gases and vapors
Special protective equipment for firefighters:
Use typical firefighting equipment, self-contained breathing apparatus, special tightly sealed suit
Special precautions:
Not determined or not applicable.
Only those substances with limit values have been included below.
Occupational Exposure limit values:
Country (Legal Basis) Substance Identifier Permissible concentration
ACGIH Potassium hydroxide 1310-58-3 ACGIH TLV C 2.0 mg/m³
Hydroquinone 123-31-9 TLV TWA 1.0 mg/m³ 8-hr
Sodium Metabisulfite 7681-57-4 ACGIH TLV TWA 5.0 mg/m³
NIOSH Potassium hydroxide 1310-58-3 NIOSH REL C 2.0 mg/m³
Hydroquinone 123-31-9 NIOSH C 2.0 mg/m³
Hydroquinone 123-31-9 IDLH: 50 mg/m³
Sodium Metabisulfite 7681-57-4 NIOSH REL TWA 5.0 mg/m³
United States (OSHA) Hydroquinone 123-31-9 Z-1 PEL 2.0 mg/m³
Other information
Reactivity:
Does not react under normal conditions of use and storage.
Chemical stability:
Stable under normal conditions of use and storage.
Possibility of hazardous reactions:
None under normal conditions of use and storage.
Conditions to avoid:
None known.
Incompatible materials:
None known.
Hazardous decomposition products:
None known.
Acute toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data: No data available.
Substance data:
Name Route Result
Hydroquinone oral LD50 - Rat - 302 mg/kg
Sodium Metabisulfite oral LD50 Oral - Rat - 1131 mg/kg
Potassium hydroxide oral LD50 - Rat - 333 mg/kg
Skin corrosion/irritation
Assessment: Causes skin irritation
Product data:
No data available.
Substance data:
Name Result
Hydroquinone Irritating to the skin.
Potassium hydroxide Causes severe skin burns and eye damage.
Carcinogenicity
Assessment: Suspected of causing cancer
Product data: No data available.
Substance data:
Name Species Result
Hydroquinone This component has been reported to be possibly carcinogenic.
Name Classification
Hydroquinone Group 3 - Not classifiable as to its carcinogenicity to humans
Sodium Metabisulfite Group 3 - Not classifiable as to its carcinogenicity to humans
Reproductive toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Specific target organ toxicity (single exposure)
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Specific target organ toxicity (repeated exposure)
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Aspiration toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Information on likely routes of exposure:
No data available.
Symptoms related to the physical, chemical and toxicological characteristics:
No data available.
Other information:
No data available.
Name Result
Hydroquinone LC50 - Oncorhynchus mykiss (rainbow trout) - 0.04 - 0.1 mg/l - 96.0 h
EC50 - Daphnia magna (Water flea) - 0.13 mg/l - 48 h
EC50 - Pseudokirchneriella subcapitata (green algae) - 0.335 mg/l - 72 h
Chronic (long-term) toxicity
Product data: No data available.
Substance data: No data available.
Persistence and degradability
Product data: No data available.
Substance data:
Name Result
Hydroquinone Readily biodegradable.
Bioaccumulative potential
Product data: No data available.
Substance data:
Name Result
Hydroquinone No potential for bioaccumulation.
Mobility in soil
Product data: No data available.
Substance data: No data available.
Other adverse effects: No data available.
Disposal methods:
It is the responsibility of the waste generator to properly characterize all waste materials according to
applicable regulatory entities
UN number UN 1814
UN proper shipping name Potassium hydroxide
UN transport hazard class(es) None
Packing group III
Environmental hazards None
Special precautions for user None
SECTION 1: Identification
Product identifier
Product name: Patterson Fixer Solution
Product code: 070911909, 070911990, 070911958, 078545294,
078586621
GHS classification:
Skin corrosion, category 1B
Serious eye damage, category 1
Label elements
Hazard pictograms:
P321 Specific treatment (see supplemental first aid instructions on this label).
P363 Wash contaminated clothing before reuse
P304+P340+P310 If inhaled: Remove victim to fresh air and keep at rest in a position comfortable for
breathing. Immediately call a poison center or doctor/physician
P301+P330+P331+P310 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a POISON
CENTER or doctor/physician.
P303+P361+P353+P310 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.
Rinse skin with water/shower. Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338+P310 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact
lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician.
P405 Store locked up
P501 Dispose of contents and container as instructed in Section 13
Hazards not otherwise classified: None
Extinguishing media
Suitable extinguishing media:
Use appropriate fire suppression agents for adjacent combustible materials or sources of ignition
Unsuitable extinguishing media:
Not determined or not applicable.
Specific hazards during fire-fighting:
Thermal decomposition can lead to release of irritating gases and vapors
Special protective equipment for firefighters:
Use typical firefighting equipment, self-contained breathing apparatus, special tightly sealed suit
Special precautions:
Not determined or not applicable.
Only those substances with limit values have been included below.
Occupational Exposure limit values:
Country (Legal Basis) Substance Identifier Permissible concentration
Latvia Ammonium thiosulphate 7783-18-8 8 hr Time Weighted Avg (TWA):
10 mg/3
ACGIH Acetic Acid 64-19-7 ACGIH TLV TWA 10 ppm
Acetic Acid 64-19-7 ACGIH TLV STEL 15 ppm
United States (OSHA) Acetic Acid 64-19-7 OSHA PEL TWA 10 ppm
Acetic Acid 64-19-7 OSHA PEL TWA 25 mg/m³
NIOSH Acetic Acid 64-19-7 NIOSH REL TWA 10 ppm
Acetic Acid 64-19-7 NIOSH REL TWA 25 mg/m³
Acetic Acid 64-19-7 NIOSH REL ST 15 ppm
Acetic Acid 64-19-7 NIOSH REL ST 37 mg/m³
Provide exhaust ventilation or other engineering controls to keep the airborne concentrations of vapor and
mists below the applicable workplace exposure limits (Occupational Exposure Limits-OELs) indicated above.
Personal protection equipment
Eye and face protection:
Safety goggles or glasses, or appropriate eye protection.
Skin and body protection:
Select glove material impermeable and resistant to the substance.
Wear appropriate clothing to prevent any possibility of skin contact.
Respiratory protection:
If engineering controls do not maintain airborne concentrations below recommended exposure limits
(where applicable) or to an acceptable level (in countries where exposure limits have not been
established), an approved respirator must be worn.
General hygienic measures:
Avoid contact with skin, eyes and clothing.
Wash hands before breaks and at the end of work.
Wash contaminated clothing before reuse.
Other information
Reactivity:
Does not react under normal conditions of use and storage.
Chemical stability:
Stable under normal conditions of use and storage.
Possibility of hazardous reactions:
None under normal conditions of use and storage.
Conditions to avoid:
None known.
Incompatible materials:
None known.
Hazardous decomposition products:
None known.
Acute toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data: No data available.
Substance data: No data available.
Skin corrosion/irritation
Assessment: Causes severe skin burns and eye damage
Product data:
No data available.
Substance data:
Name Result
Sodium Sulfite Causes severe skin burns and eye damage.
Acetic Acid Causes severe skin burns and eye damage.
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Reproductive toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Specific target organ toxicity (single exposure)
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Specific target organ toxicity (repeated exposure)
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Aspiration toxicity
Assessment: Based on available data, the classification criteria are not met.
Product data:
No data available.
Substance data: No data available.
Information on likely routes of exposure:
No data available.
Symptoms related to the physical, chemical and toxicological characteristics:
No data available.
Other information:
No data available.
Disposal methods:
It is the responsibility of the waste generator to properly characterize all waste materials according to
applicable regulatory entities