Industrial chemicals · Taylor, TXTechnical Data Sheet
Nitric Acid 70% ACS Grade - Low Particle
ACS Grade · 70%
- CAS番号
- 7697-37-2
- UN番号
- UN2031
- 危険有害性クラス・容器等級
- 8 · PG II
- 構造
構造・PubChem - グレード
- ACS Grade · 70%
- 注意喚起語
- Danger
- 危険有害性
- 正式輸送品名
- Nitric acid, other than red fuming, with at least 65 percent, but not more than 70 percent nitric acid
Identity & Composition
- 製品名
- Nitric Acid 70% ACS Grade - Low Particle
- Alliance Code
- nitric-acid-70-acs-grade-low-particle
- グレード
- ACS Grade
- 濃度
- 70%
- CAS番号
- 7697-37-2PubChem
- 化学式
- HNO3PubChem
- 分子量
- —PubChem
- 製品種別
- Solution
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (HNO3) | 68.0 - 70.0% | 69.9 % | — | Interpreted |
| Arsenic (As) | Max 0.01 ppm | 0.0011 ppm | — | Interpreted |
| Chloride (Cl) | Max 0.5 ppm | 0.08 ppm | — | Interpreted |
| Color (APHA) | Max 10 | 6 | — | Interpreted |
| Heavy Metals (as Pb) | Max 0.2 ppm | 0.017 ppm | — | Interpreted |
| Iron (Fe) | Max 0.2 ppm | 0.031 ppm | — | Interpreted |
| Mercury (Hg) | Max 0.005 ppm | 0.00013 ppm | — | Interpreted |
| Nickel (Ni) | Max 0.05 ppm | 0.0059 ppm | — | Interpreted |
| Phosphate (PO4) | 0.0001 % | 0.000007 % | — | Interpreted |
| Residue after Ignition | Max 5 ppm | 0.9 ppm | — | Interpreted |
| Sulfate (SO4) | Max 1 ppm | 0.21 ppm | — | Interpreted |
| Particulate matter, >= 0.5 um | Max 100 particles/mL | 12 | Light-obscuration liquid particle counter | Interpreted |
| Substances reducing permanganate (as HNO2) | Max 0.0005 % | 0.00010 % | Titrimetric, KMnO4 decolorization | 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 ACS Grade | 70% | — | current | current |
| Technical | 70% | — | nitric-acid-70-technical-grade | View TDS → |
| ACS Grade | 69% | — | nitric-acid-acs-69-55-gallon-drum | View TDS → |
| Technical | 69% | — | nitric-acid-69-technical-grade | View TDS → |
| ACS Grade | 65% | — | nitric-acid-65 | View TDS → |
| Technical | 65% | — | nitric-acid-65-technical-grade | View TDS → |
| Technical | 40% | — | nitric-acid-40 | View TDS → |
| Technical | 30% | — | nitric-acid-30 | View TDS → |
| Technical | 25% | — | nitric-acid-25 | View TDS → |
| Technical | 20% | — | nitric-acid-20 | View TDS → |
| Technical | 5% | — | nitric-acid-5 | 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 | Colorless to pale yellow liquid | Adjudicated |
| 形状 | Liquid | Published reference |
| 臭い | Pungent, acrid (choking) odor | Adjudicated |
| pH | < 1 at 20 °C | Adjudicated |
| 比重 | 1.413 | Published reference |
| 密度 | 1.404 - 1.414 | Interpreted |
| 沸点 | 119.3 to 120.5 °C (247 to 249 °F) (aqueous solution) | Adjudicated |
| 融点 | -41 °C (-42 °F), freezing point (aqueous solution) | Adjudicated |
| 引火点 | 該当しない | Adjudicated |
| 蒸気圧 | 7–8 mmHg (9.4–11 hPa) at 20 °C | Adjudicated |
| 蒸気密度 | 2.2–2.3 (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 Construction
| Material | Rating | Conditions | Source |
|---|---|---|---|
| PTFE (Teflon) | Compatible | recommended as a cap for bottles of concentrated nitric acid | itwreagents.com |
| chromium | Compatible | hot nitric acid; protective oxide layer forms (no concentration stated) | itwreagents.com |
| platinum (also gold, iridium) | Compatible | nitric acid alone; attacked by aqua regia (nitric plus hydrochloric acid). No concentration stated. | itwreagents.com |
| most metals (general) | Not recommended | no concentration stated; reaction evolves toxic nitrogen dioxide | itwreagents.com |
| PTFE (Teflon) bottle cap | Compatible | concentrated nitric acid; concentration and temperature not stated | itwreagents.com |
Compatibility is drawn from published manufacturer and supplier documentation for this product; each rating is sourced. Confirm against your specific duty cycle before equipment selection.
Regulatory & Transport
DOT / 49 CFR
- 国連番号
- UN2031Adjudicated
- 危険有害性クラス
- 8Adjudicated
- 容器等級
- IIAdjudicated
- 正式輸送品名
- Nitric acid, other than red fuming, with at least 65 percent, but not more than 70 percent nitric acidAdjudicated
GHS / OSHA HCS 2024
- 注意喚起語
- DangerAdjudicated
- H-Codes (Hazard Statements)
- EUH071, H272, H290, H314, H331Adjudicated
- P-Codes (Precautionary Statements)
- P210, P220, P234, P260, P264, P271, P280, P284, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P311, P320, P321, P363, P370+P378, P390, P403+P233, P405, P406, P501Adjudicated
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- 2 ppm TWAOSHA 29 CFR 1910.1000
- ACGIH TLV
- 2 ppm TWA / 4 ppm STELAdjudicated
- NIOSH REL
- 2 ppm TWA / 4 ppm STELNIOSH Pocket Guide
- NIOSH IDLH
- 25 ppmNIOSH 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
- LC₅₀ Inhalation (rat, 4 h)
- > 2.65 mg/LAdjudicated
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 Nitric Acid 70% ACS Grade - Low Particle. 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 |
|---|---|---|---|---|
| 438073 | ACS Reagent | 70% | Unverified candidate | ACS Reagent fuming-free 70% |
Cross-references are informational. Confirm against the manufacturer's current specification before substitution. Competitor trademarks are property of their respective owners.
Applications
- Raw material in the chemical industry for producing nitrates and fertilizers, and as separating water for parting gold and silveritwreagents.com
- Used in the production of fertilizers, dyes and explosivesitwreagents.com
- Used to produce soluble metal nitratesitwreagents.com
- Analytical detection of aromatic amino acids and proteins via the xanthoprotein reactionitwreagents.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
- 可燃性物質および有機物、還元剤、塩基および金属から離して保管し、木製床面やパレットの上には置かないこと。容器はガラス、PTFE、PVCまたはステンレス製を使用し、通常の金属製容器は決して使用しないこと。直射日光および熱から保護すること。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
- 可燃性および有機性物質（木材、紙、油類）；アルコール類、アセトン、無水酢酸、アセトニトリルおよびアクリロニトリル；還元剤；塩基；アルカリ金属、金属粉末およびほとんどの金属（水素および窒素酸化物を発生する）；シアン化物および硫化物。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)
UN2031, Nitric acid, other than red fuming, with at least 65 percent, but not more than 70 percent nitric acid, 8, PG II
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 | 2026-10-05 | Canonical data updated: 19 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.4 | 2026-09-30 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.3 | 2026-07-22 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-07-17 | Canonical data re-verified: 6 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 |
| 1.2 | 2026-07-17 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| 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.