Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Documentation status
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
Identity
CAS Number
7785-84-4
Chemical name
Sodium Trimetaphosphate
Molecular formula
Na3O9P3
Molecular weight
305.89 g/mol
Synonyms
Trisodium trimetaphosphate; Trisodium metaphosphate; Cyclic sodium trimetaphosphate; Sodium phosphate ((NaPO3)3); Metaphosphoric acid, trisodium salt; Sodium metaphosphate (Na3(P3O9)); Trisodium trimetaphosphate (Na3P3O9); Cyclisches trinatriummetaphosphat; Metaphosphoric acid (H3P3O9), trisodium salt; Trimetaphosphoric acid (H3P3O9), trisodium salt; Sodium phosphate tribasic; Sodium trimetaphosphate [USAN]
InChIKey
UGTZMIPZNRIWHX-UHFFFAOYSA-K
PubChem CID
24579
Hazard / GHS Reference
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H319, H372, H410
Catalog reference cue; confirm supplier documentation before use.
Handling & PPE
- Keep container tightly closed and dry. Store in a well-ventilated place. Recommended storage conditions: pressurized, room temperature
- If exposed to a harmful environment, use a P95 (US) or P1 (EU UK 143) particulate respirator. For higher level protection, use an OV/AG/P99 (US) or ABEK-P2 (EU UK 143) gas cartridge. Respirators must be tested and approved by government standards such as NIOSH (US) or CEN (EU).
- The product. Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and washing capabilities. Contaminated packaging. Dispose of as unused product.
First Aid / Accidental Release
- Do not give anything to an unconscious person. Rinse mouth with water. Consult a physician.
- If inhaled, move the patient to fresh air. If breathing stops, perform artificial respiration. Consult a physician.
- Rinse with plenty of water for at least 15 minutes and consult a physician.
- Wash with soap and plenty of water. Consult a physician.
- Do not generate dust when collecting and disposing. Sweep and shovel up. Place in a suitable closed container for disposal.
- Use personal protective equipment and emergency procedures. Avoid dust generation. Avoid inhalation of vapors, mists or gases. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhalation of dust. See
- Do not allow the product to enter drains.
- The product. Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and washing capabilities. Contaminated packaging. Dispose of as unused product.
Firefighting / Stability
- If necessary, wear a self-contained breathing apparatus for firefighting.
- Reactivity and reaction
- Metal oxides, phosphor oxides
Physical and Chemical Reference
Refractive Index
1.433
Catalog reference value; verify against supplier SDS before use.
Transport / Shipment Review
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.
- Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.