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SA (SULFAMIC ACID)

SA (SULFAMIC ACID) Material Datasheet

1. Identification of the substance/mixture  

1.1. Product identifier 

 Product name : Sulfamic Acid 

 Chemical family : Inorganic Acid 

1.2. Relevant identified uses of the substance or mixture and advised against Identified uses : Manufacture of sodium cyclamate, manufacture of flame retardents, descaling, acid cleaning, nitrite removal, anodizing metals and electroplating. 

 

2. Hazard Identification 

2.1. Classification of the substance or mixture 

Classification (REGULATION (EC) No 1272/2008) 

Skin irritation : category 2, H315 

Eye irritation : category 2, H319 

Chronic aquatic : category 3, H412 

For the full text of the H-Statements mentioned in this section, see section 16. 

Classification (67/548/EEC or 1999/45/EC) 

Xi;R36/38 

R52/53 

For the full text of the R-phrases mentioned in this section, see section 16. 2.2. Label elements 

Labelling (REGULATION (EC) No.1272/2008) 

  

Hazard pictograms 

 Signal word 

 Warning 

 Hazard statements 

 H319 Causes serious eye irritation. 

 H315 Causes skin irritation. 

 H412 Harmful to aquatic life with long lasting effects.

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

 Precautionary statements 

 P273 Avoid release to the environment. 

P305 + P351 + P338 If in eyes : Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. 

 P302 + P352 If on skin : Wash with plenty of soap and water. 

 Labelling (67/548/EEC or 1999/45/EC) 

Symbols(s) Xi Irritant 

R-phrase(s) 36/38-52/53 Irritating to eyes and skin. Harmful to aquatic  organisms,may cause long-term adverse effects in the aquatic environment. 

S-phrase(s) 26-28-61 In case of contact with eyes, rinse immediately with  plenty of water and seek medical advice. After contact with skin, wash immediately with plenty of soap and water. Avoid release to the environment. Refer to special instructions/ safety data sheets.  

2.3. Other hazards 

 None known. 

 

3. Composition / information on ingredients 

Formula : H2NSO3H H3NO3S (Hill) 

CAS No. : 5329-14-6 

EC No. : 226-218-8 

Molar mass : 97.09 g/mol 

Hazardous components (1999/45/EC) 

Chemical Name (concentration) 

CAS No. EC No. Classification 

5329-14-6 226-218-8 Xi ; R36/38 

 R52-53 

  

4. First aid measures 

4.1. Description of first aid measures 

 After inhalation : fresh air 

 After skin contact : wash off with plenty of water. Remove contaminated clothing.  After eye contact : rinse out with plenty of water. Call in opthalmologist.  After swallowing : immediately make victim drink water (drink a lot of water).  Consult a physician. 

4.2. Most important symptoms and effects, both acute and delayed: irritant  effects,cough,shortness of breath. 

4.3. Indication of immediate medical attention and special treatment needed: No information  available

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

5. Fire-fighting measures 

5.1. Extinguishing media 

Suitable extinguishing media: use extinguishing measures that are appropriate to local  circumstances and the surrounding environment. 

Unsuitable extinguishing media: For this substance/mixture no limitations of  extinguishing agents are given 

5.2. Special hazards arising from the substance or mixture 

 No combustible. Ambient fire may liberate hazardous vapours.  

 Fire may cause evolution of : sulphur dioxides, nitrogen oxides. 

5.3. Advice for fire fighters 

Special protective equipment for fire fighters : stay in danger area only with self  contained breathing apparatus. Prevent skin contact by keeping a safe distance or by  wearing protective clothing. 

 

6. Accidental release measures 

6.1. Personal precaution, protective equipment and emergency procedures. Advice for non emergency personnel : Avoid generation for dust; do not inhale dusts.  Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area,observe  emergency procedures, consult an expert. 

6.2. Environmental precautions 

 Do not empty in to drains 

6.3. Methods and material for containment and cleaning up 

 Cover drains. Collect, bind, and pump off spills 

 Observe possible material restrictions (see sections 7.2 and 10.5) 

 Take up dry. Dispose of properly. Clean up affected area. Avoid generation of dusts. 

6.4. Reference to the other sections 

 Indication about waste treatment see section 13. 

 

7. Handling and storage 

7.1. Precaution for safe handling 

 Observe label precautions. 

7.2. Conditions for safe storage, including any incompatibilities 

 Tightly closed. Dry. 

7.3. Specific end uses. 

 Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

8. Exposure controls/personal protection 

8.1. Control parameters 

8.2. Exposure controls 

 Engineering measures 

Technical measures and appropriate working operations should be given priority over the  use of personal protective equipment 

 See section 7.1. 

 Individual protection measures 

Protective cloting needs to be selected specifically for the workplace, depending on  concentration and quantities of the hazardous subtances handled. The chemical  resistance of the equipment should be enquired at the respective supplier. 

Hygiene measures 

Immediately change contaminated clothing.Apply preventive skin protection.Wash hand  and face after working with subtance. 

Eye / face protection 

Safety glasses 

Hand protection 

full contact : 

Glove material : Nitrile rubber 

Glove thickness : 0.11 mm 

Break through time : > 480 min 

splash contact : 

Glove material : Nitrile rubber 

Glove thickness : 0.11 mm 

Break through time : > 480 min 

The protective gloves to be used must comply with the specifications of EC Directive  89/686/EEC and the related standard EN374. 

Other protective equipment: 

Protective clothing 

Respiratory protectition 

Required when dust are generated. 

Recommended filter type : Filter B-(P2) 

Environmental exposure controls 

Do not empty into drains

 

9. Physical and chemical properties 

9.1. Information on basic physical and chemical properties 

 Form crystals 

 Colour white 

 Odour odourless 

 pH(1% solution, 25oC) 1,18

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

 Melting point 205 °C (decomposition) 

 Boiling point Decomposes. 

 Flash point Not relevant. 

 Evaporation rate No information available. 

 Flammability (solid,gas) Non flammable. 

 Lower explosion limit No information available. 

 Upper explosion limit No information available. 

 Vapour pressure 0,0078 hPa 

 Relative vapour density 3,35 

 Relative density 2,13 g/cm3 at 20 °C 

 Water solubility 213 g/l at 20 °C 

 Partition coefficient: n- log Pow: 0,10 

 Octanol/water Method: (experimental) 

 (Lit.) Bioaccumulation is not expected (log Pow <1).  Autoignition temperature No information available. 

 Decomposition temperature 209 °C 

 Viscosity, dynamic No information available. 

 Explosive properties Non explosive 

 Oxidizing properties Not oxidizing. 

9.2. Other data 

 Bulk density ~ 1,300 kg/m3 

 

10. Stability and reactivity 

10.1. Reactivity 

 Dangerous reactions are not expected handling the product according to its intented use. 

10.2. Chemical stability 

The product is chemically stable under standard ambient conditions (room temperature). 

10.3. Possibility of hazardous reactions 

Generates dangerous gases or fumes in contact with : halogens, alkalines,oxidizing  agents,nitrates,nitrites,nitric acid,metal and water. 

10.4. Conditions to avoid 

 Strong heating. 

10.5. Incompatible materials 

Strong oxidizers, Nitric Acid, Chlorine. Solutions are strong acids and react violently with  bases. 

10.6. Hazardous decomposition products 

 In the event of fire, see chapter 5. 

 

11. Toxicological information 

11.1. Information on toxicological effects 

Acute oral toxicity 

LD50 rat

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

Dose : > 2.000 mg/kg 

Method : (OECD 401) 

Symptoms : irritations of mucous membranes in the mouth,pharynx,oesophagus and  gastrointestinal tract. 

Acute inhalation toxicity 

Symptoms : cough,shortness of breath,irritation symptoms in the respiratory tract. 

Skin irritation 

Rabbit 

Result : irritations. 

Method : OECD test guideline 404 

Eye irritation 

Rabbit 

Result : severe irritation. 

Method : OECD test guideline 405 

Genotoxicity in vitro 

Mutagenicity (mammal cell test) : micronucleus 

Result : negative 

Method : OECD test guideline 474 

Ames test 

Salmonella typhimurium 

Result : negative 

Method : OECD test guideline 471 

Specific target organ toxicity – single exposure 

The substance or mixture is not classified as specific target organ toxicant, single  exposure. 

Specific target organ – repeated exposure 

The substance or mixture is not classified as specific target organ toxicant, repeated  exposure. 

Aspiration hazard 

No aspiration toxicity classification. 

11.2. Further information 

 Handle in accordance with good industrial hygiene and safety practice. 

 

12. Ecological information 

12.1. Toxicity 

 Toxicity to fish 

 LC50 

 Species : pimephales promelas (fathead minnow)

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022 

 Dose : 70,3 mg/l 

 Exposure time : 96 h 

 Method : OECD test guideline 203 

 Toxicity to bacteria 

 EC10 

 Species: Pseudomonas putida 

 Dose: >= 1.000 mg/l 

 Exposure time: 16 h 

 (IUCLID) 

12.2. Persistence and degradability 

 No information available 

12.3. Bioaccumulative potential 

 Partition coefficient : n-octanol/water 

 log Pow : 0,10 

 Method : (experimental) 

 (Lit.) Bioaccumulation is not expected (log Pow < 1) 

12.4. Mobility in soil 

 No information available 

12.5. Results of PBT and vPvB assessment 

PBT/vPvB assessment not available as chemical safety assessment not required/not  conducted. 

12.6. Other adverse effects. 

 Additional ecological information 

 Biological effects : Harmful effect due to pH shift. 

Further information on ecology : Do not allow to run into surface waters, wastewater, or  soil. 

 

13. Disposal considerations 

Whatever cannot be saved for recovery or recycling should be managed in an appropriate  and approved waste disposal facility. Processing, use or contamination of this product  may change the waste management options. 

 

14. Transport information 

ADR/RID 

UN 2967 Sulphamic Acid , 8, III 

IATA 

UN 2967 Sulphamic Acid, 8, III 

IMDG 

UN 2967 Sulphamic Acid, 8, III 

EmS F-A S-B

Revised : Jan 2017 MSDS : Sulfamic acid Review date : Jan 2022

 

The transport regulations are cited according to international regulations. Possible  national deviations in other countries are not considered. 

 

15. Regulatory information 

15.1. Safety, health and environmental regulation/legislation specific for the substance or  mixture 

EU regulations 

 Major accident hazard 96/82/EC 

 Legislation Directive 96/82/EC does not apply 

 Occupational restrictions Take note of Dir 94/33/EC on the protection of young people at  work. 

  

15.2. Chemical safety assessment 

 For this product a chemical safety assessment was not carried out. 

 

16. Other information 

Full text of H-Statements referred to under sections 2 and 3. 

H315 Causes skin irritation. 

H319 Causes serious eye irritation. 

H412 Harmful to aquatic life with long lasting effects. 

Full text of R-phrases referred to under sections 2 and 3. 

R36/38 Irritating to eyes and skin. 

R52 Harmful to aquatic organisms. 

R52/53 Harmful to aquatic organisms,may cause long-term adverse effects in the  aquatic environment. 

R53 May cause long-term adverse effects in the aquatic environment. 

Training advice 

Provide adequate information, instruction and training for operators. 

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The information accumulated here in is believed to be accurate but is not warranted to be  whether originating with the company or not. 

Health and safety data sheet should be used only as a guide to the safe handling of the  product, and is not intended as a technical specification. 

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SA (SULFAMIC ACID) Product Information

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