Industrial chemicals · Taylor, TXTechnical Data Sheet
Phosphoric Acid 75% USP Food Grade
USP Food Grade · 75%
- CAS番号
- 7664-38-2
- UN番号
- UN1805
- 危険有害性クラス・容器等級
- 8 · PG III
- 構造
構造・PubChem - グレード
- USP Food Grade · 75%
- 注意喚起語
- Danger
- 危険有害性
- 正式輸送品名
- Phosphoric acid solution
Identity & Composition
- 製品名
- Phosphoric Acid 75% USP Food Grade
- Alliance Code
- phosphoric-acid-75-usp-food-grade
- グレード
- USP Food Grade
- 濃度
- 75%
- CAS番号
- 7664-38-2PubChem
- 化学式
- —PubChem
- 分子量
- —PubChem
- 製品種別
- Solution
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (H3PO4) | 74.5 - 75.5 % | 75.07 % | acidimetry | Interpreted |
| Arsenic (As) | Not more than 3 mg/kg | 0.061 mg/kg | — | Interpreted |
| Cadmium (Cd) | Not more than 3 mg/kg | 0.035 mg/kg | — | Interpreted |
| Chlorides (Cl) | 10 ppm Cl maximum | 1.6 ppm | — | Interpreted |
| Color (maximum) | 10 APHA Units max | 5 | — | Interpreted |
| Fluoride (F) | Not more than 10 mg/kg | 1.9 mg/kg | — | Interpreted |
| Iron (Fe) | 10 ppm Fe maximum | 1.8 ppm | — | Interpreted |
| Lead (Pb) | Not more than 3 mg/kg | 0.041 mg/kg | — | Interpreted |
| Identification (phosphate) | A 1:10 aqueous solution gives positive tests for Phosphate | Passes test | — | Interpreted |
| Sulfate (SO4) | 100 ppm SO4 maximum | 13 ppm | — | Interpreted |
| Mercury (Hg) | Not more than 1 mg/kg | 0.022 mg/kg | Cold-vapour AAS (EPA 245.1) | Interpreted |
| Composition | 75 % phosphoric acid in deionized water, by weight | Conforms | By formulation; confirmed by specific gravity | Interpreted |
Values are reproduced from the current product reference. Source labels do not by themselves establish a supplier guarantee or a test result for your lot. Confirm applicable acceptance limits and request lot-specific documentation.
Available GradesSame CAS, alternate grades and concentrations
| グレード | 濃度 | Typical Assay | SKU | TDS |
|---|---|---|---|---|
| This grade USP Food Grade | 75% | — | current | current |
| USP Food Grade | 85% | — | phosphoric-acid-85-usp-food-grade | View TDS → |
| ACS Grade | 75% | — | phosphoric-acid-75-acs-grade | View TDS → |
| Technical | 50% | — | phosphoric-acid-50-technical-grade | View TDS → |
| ACS | 45% | — | phosphoric-acid-45-acs-grade | View TDS → |
| Technical | 30% | — | phosphoric-acid-30-the-ultimate-rust-remover-solution | View TDS → |
| Food | 20% | — | phosphoric-acid-20-food-grade | View TDS → |
| Technical | 20% | — | phosphoric-acid-20-technical-grade | View TDS → |
| Technical | 15% | — | phosphoric-acid-15-technical-grade | View TDS → |
| ACS | 10% | — | phosphoric-acid-10-acs-grade | View TDS → |
| ACS | 5% | — | phosphoric-acid-5-acs-grade | View TDS → |
| Technical | 5% | — | phosphoric-acid-5-technical-grade | View TDS → |
| Technical | — | — | phosphoric-acid-45-technical-grade | View TDS → |
Typical assay shown is the rolling-window mean from the sibling product's most recent lots. Grade selection drives downstream end-use — verify the sibling grade matches your specification before substitution.
物理的及び化学的性質
| Property | 値 | Source |
|---|---|---|
| 外観 | Clear, colorless, syrupy liquid | Adjudicated |
| 形状 | Liquid | Published reference |
| 臭い | Odorless | Adjudicated |
| pH | < 1 | Adjudicated |
| 比重 | 1.57 at 25 °C (water = 1) | Adjudicated |
| 密度 | ≈1.575 (75% solution, 25 °C) | Published reference |
| 沸点 | 135 °C (275 °F) | Adjudicated |
| 融点 | -17.5 °C (0.5 °F), freezing point | Adjudicated |
| 引火点 | 該当しない | Adjudicated |
| 蒸気圧 | 5.7 mmHg at 20 °C (water vapor) | Adjudicated |
| 蒸気密度 | 3.4 (air = 1) | Adjudicated |
| Solubility (water) | Miscible with water in all proportions (releases heat) | Adjudicated |
Strong acid — density and vapor-pressure values shown are at 20 °C; values shift markedly with concentration and temperature. Reference concentration-temperature curves before specifying equipment.
Materials of ConstructionService envelope ≈ 75%
MOC ratings are required for this chemical class but no compatibility data has been seeded yet. Treat as no-data and consult Alliance Technical Services before equipment selection.
Regulatory & Transport
DOT / 49 CFR
- 国連番号
- UN1805Adjudicated
- 危険有害性クラス
- 8Adjudicated
- 容器等級
- IIIAdjudicated
- 正式輸送品名
- Phosphoric acid solutionAdjudicated
GHS / OSHA HCS 2024
- 注意喚起語
- DangerAdjudicated
- H-Codes (Hazard Statements)
- H290, H314Adjudicated
- P-Codes (Precautionary Statements)
- P234, P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P390, P405, P406, P501Adjudicated
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- 1 mg/m³ TWAOSHA 29 CFR 1910.1000
- ACGIH TLV
- 1 mg/m³ TWA / 3 mg/m³ STELAdjudicated
- NIOSH REL
- 1 mg/m³ TWA / 3 mg/m³ STELNIOSH Pocket Guide
- NIOSH IDLH
- 1000 mg/m³NIOSH Pocket Guide
輸送情報は発行時点の49 CFR 172.101の照会結果を反映しています。データ出典：REL/IDLHはNIOSH Pocket Guide、PELはOSHA Zテーブル。出荷に関わる重要な判断の前に、必ず最新の規制本文で確認してください。
Health & Fire Hazard
Acute Toxicology
- LD₅₀ Oral (rat)
- 1,530 mg/kg (as phosphoric acid)Adjudicated
- LD₅₀ Dermal (rabbit)
- 2,740 mg/kg (as phosphoric acid)Adjudicated
急性毒性値はSDS第11項またはNIOSH RTECSによる。
Supplier Qualification Packet
One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for Phosphoric Acid 75% USP Food Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Catalog EquivalentsCross-reference vs major chemical suppliers
Sigma-Aldrich
| SKU | グレード | Conc. | Match | Notes |
|---|---|---|---|---|
| 345245 | ACS Reagent | 85% | Unverified candidate | ACS Reagent ≥85% |
Cross-references are informational. Confirm against the manufacturer's current specification before substitution. Competitor trademarks are property of their respective owners.
Applications
- Fertilizer manufacture, and use as a pH modifier, sanitizing agent and rust converterlaballey.com
- Bulk food chemical and bulk pharmaceutical chemical for manufacturing, processing or repackagingdigitalassets.avantorsciences.com
- Miscellaneous or general purpose food additive, GRAS under 21 CFR 182.1073static1.squarespace.com
- Miscellaneous or general purpose feed additive, GRAS under 21 CFR 582.1073static1.squarespace.com
- Acidifying agent in meat and poultry products and margarine; antioxidant synergist in lard, shortening and poultry fatsstatic1.squarespace.com
Applications are drawn from published manufacturer and supplier documentation; each is sourced. Suitability for a specific use is the buyer's to confirm.
Storage & Handling
- Recommended Storage
- 塩基、漂白剤及び金属から離し、涼しく換気の良い場所で、耐食性の容器（ポリエチレン、グラスファイバー又はステンレス鋼。軟鋼は不可）に入れて密閉して保管すること。凍結から保護すること。Adjudicated
- Handling Precautions
- Use full PPE including face shield, acid-resistant gloves and apron. Add acid to water slowly with stirring; never reverse. Ventilation required.Class-level guidance — not product-specific; the SDS controls.
- Incompatibilities
- 強塩基（激しい反応）；漂白剤およびその他の次亜塩素酸塩溶液（塩素ガスを発生）およびアンモニア；ほとんどの金属（引火性水素を発生）；硫化物、亜硫酸塩およびシアン化物（有毒ガスを発生）；ニトロメタン（爆発性混合物）。Adjudicated
- Shelf Life
- Consult Technical Services for product-specific shelf life
For full hazard, PPE, and emergency response guidance, refer to the Safety Data Sheet (SDS) for this product. The SDS controls in all cases where guidance differs.
Packaging & Logistics
Shipping Description (US DOT)
UN1805, Phosphoric acid solution, 8, PG III
Sourced from 49 CFR 172.101. Confirm against shipping documents and carrier requirements before tender.
Revision History
Last reviewed 2026-07-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.5 | 2026-10-07 | Canonical data updated: 21 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.4 | 2026-10-05 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.3 | 2026-09-30 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.2 | 2026-07-22 | Canonical data updated: 2 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-07-17 | Canonical data re-verified: 5 fields updated against independent vendor SDSs, CLP Annex VI, 49 CFR, and OSHA HazCom 2024 (GHS classification, hazard/precautionary codes, signal word, physical properties as applicable).
| canonical_change |
| 1.0 | 2026-05-20 | Initial URL-first TDS published from canonical chemistry registry. | initial |
This Technical Data Sheet is provided for technical reference. The Safety Data Sheet (SDS) controls in all cases where guidance differs. Values reflect Alliance Chemical canonical data at time of generation; subsequent revisions are recorded in the Revision History above.