Industrial chemicals · Taylor, TXTechnical Data Sheet
Technical Data Sheet
Isopropyl Alcohol 50% USP Grade
USP · 50%
- CAS番号
- 67-63-0
- UN番号
- UN1219
- 危険有害性クラス・容器等級
- 3 · PG II
- 構造
構造・PubChem - グレード
- USP · 50%
- 注意喚起語
- Danger
- 危険有害性
- 正式輸送品名
- Isopropanol or isopropyl alcohol
Last reviewed 2026-06-18 by Andre Taki, Chief Commercial Officer.
Identity & Composition
- 製品名
- Isopropyl Alcohol 50% USP Grade
- Alliance Code
- isopropyl-alcohol-50-usp-grade
- グレード
- USP
- 濃度
- 50%
- CAS番号
- 67-63-0PubChem
- 化学式
- C3H8OPubChem
- 分子量
- 60.10PubChem
- 製品種別
- Solution
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (isopropyl alcohol) | 48-52 % | 50.1 % | Specific gravity | Interpreted |
| 1-Propanol | ≤ 0.0505 % | 0.00063 % | — | Interpreted |
| 2-Butanol | ≤ 0.0505 % | 0.00021 % | — | Interpreted |
| Acidity | NMT 0.35 mL of 0.020 N sodium hydroxide | 0.07 | Titration with 0.020 N sodium hydroxide, 50 mL sample | Interpreted |
| Benzene | ≤ 1.01 ppm | 0.043 ppm | — | Interpreted |
| Diisopropyl ether | ≤ 0.0505 % | 0.0029 % | — | Interpreted |
| Ethyl ether | ≤ 0.0505 % | 0.00052 % | — | Interpreted |
| Total volatile impurities | ≤ 0.505 % | 0.0058 % | — | Interpreted |
| Each other individual known impurity (ethyl ether, acetone, diisopropyl ether, 1-propanol, 2-butanol) | 0.048 % max | 0.00013 % | Gas chromatography | Interpreted |
| Methanol | 0.0097 % max | 0.000058 % | Gas chromatography | Interpreted |
| Total organic impurities | 0.48 % max | 0.0047 % | Gas chromatography | Interpreted |
| Titrable Base | 0.000043 meq/g max | 0.000009 meq/g | — | Interpreted |
| Carbonyl compounds (as acetone) | 0.00087 % max | 0.00018 % | — | Interpreted |
| Limit of nonvolatile residue | does not exceed 2.5 mg (0.005%) | Passes test | Evaporate 50 mL on a steam bath to dryness, heat at 105° for 1 hour | Interpreted |
| Composition | 50 % isopropyl alcohol / 50 % deionized water, by volume | 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 | 50% | — | current | current |
| ACS Reagent | 99.9% | — | isopropyl-alcohol-99-9-acs-reagent-grade | View TDS → |
| Technical | 99% | — | isopropyl-alcohol-99 | View TDS → |
| USP Grade | 70% | — | isopropyl-alcohol-70-usp-grade | View TDS → |
| Technical | 60% | — | isopropyl-alcohol-60-technical-grade | View TDS → |
| USP | 60% | — | isopropyl-alcohol-60-usp-grade | View TDS → |
| Technical | 50% | — | isopropyl-alcohol-50-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 liquid with mild alcohol odor | Adjudicated |
| 色 | NMT 5 | Interpreted |
| 臭い | Alcohol-like odor | Adjudicated |
| 比重 | About 0.93 at 20 °C (water = 1) | Adjudicated |
| 沸点 | About 82 °C (180 °F) | Adjudicated |
| 融点 | -21 to -23 °C (-6 to -9 °F), freezing point of a 50% v/v isopropyl alcohol–water solution (published tables) | Adjudicated |
| 引火点 | 12–22 °C (54–72 °F), closed cup | Adjudicated |
| 蒸気密度 | 2.1 (air = 1) | Adjudicated |
| Solubility (water) | Completely miscible with water | Adjudicated |
Polar solvent — purity vs. intended end-use (electronics, pharma, general industrial) is the dominant grade consideration. See application guidance for grade selection.
Materials of ConstructionService envelope ≈ 50%
| Material | Rating | Max T (°C) | Notes | Source |
|---|---|---|---|---|
Buna-N (NBR) elastomer | Fair | 60 | Acceptable for alcohols; poor for ketones. | Parker O-ring Chemical Compatibility |
EPDM elastomer | Fair | — | Good for alcohols, poor for esters | Cole-Parmer Chemical Compatibility |
Viton (FKM) elastomer | Fair | 80 | Swells in acetone and esters; avoid for those. | Parker O-ring Chemical Compatibility |
FFKM (Kalrez) fluoropolymer | Excellent | 200 | Premium ester / ketone sealing | Cole-Parmer Chemical Compatibility |
PTFE fluoropolymer | Excellent | 200 | Universal solvent compatibility. | Cole-Parmer Chemical Compatibility |
Borosilicate Glass glass ceramic | Excellent | 100 | Universally inert. | Cole-Parmer Chemical Compatibility |
316L Stainless Steel metal | Excellent | 80 | Inert; preferred for high-purity solvent service. | Cole-Parmer Chemical Compatibility |
Aluminium metal | Good | 40 | Acceptable; avoid prolonged wet contact | Cole-Parmer Chemical Compatibility |
Carbon Steel metal | Fair | 50 | Trace moisture causes rust; flash-rust prevention required. | Cole-Parmer Chemical Compatibility |
HDPE thermoplastic | Fair | 40 | Swells with many polar solvents; verify per solvent. | Cole-Parmer Chemical Compatibility |
PP thermoplastic | Good | 50 | Acceptable but watch swelling with esters | Cole-Parmer Chemical Compatibility |
PVC thermoplastic | Fair | 25 | Esters soften PVC; avoid for esters | Cole-Parmer Chemical Compatibility |
Ratings reflect the service envelope (concentration × temperature) shown. Always confirm against your specific duty cycle and contact-time before equipment selection. The most cautious rating across overlapping references is shown.
Materials Selection Tool
Showing 12 of 12 material ratings within the selected envelope.
| Material | Rating | Max T (°C) | Notes |
|---|---|---|---|
Buna-N (NBR) elastomer | Fair | 60 | Acceptable for alcohols; poor for ketones. |
EPDM elastomer | Fair | — | Good for alcohols, poor for esters |
Viton (FKM) elastomer | Fair | 80 | Swells in acetone and esters; avoid for those. |
FFKM (Kalrez) fluoropolymer | Excellent | 200 | Premium ester / ketone sealing |
PTFE fluoropolymer | Excellent | 200 | Universal solvent compatibility. |
Borosilicate Glass glass ceramic | Excellent | 100 | Universally inert. |
316L Stainless Steel metal | Excellent | 80 | Inert; preferred for high-purity solvent service. |
Aluminium metal | Good | 40 | Acceptable; avoid prolonged wet contact |
Carbon Steel metal | Fair | 50 | Trace moisture causes rust; flash-rust prevention required. |
HDPE thermoplastic | Fair | 40 | Swells with many polar solvents; verify per solvent. |
PP thermoplastic | Good | 50 | Acceptable but watch swelling with esters |
PVC thermoplastic | Fair | 25 | Esters soften PVC; avoid for esters |
Regulatory & Transport
DOT / 49 CFR
- 国連番号
- UN1219Adjudicated
- 危険有害性クラス
- 3Adjudicated
- 容器等級
- IIAdjudicated
- 正式輸送品名
- Isopropanol or isopropyl alcoholAdjudicated
GHS / OSHA HCS 2024
- 注意喚起語
- DangerAdjudicated
- H-Codes (Hazard Statements)
- H225, H319, H336ECHA C&L Inventory
- P-Codes (Precautionary Statements)
- P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P303+P361+P353, P304+P340, P305+P351+P338, P312, P337+P313, P370+P378, P403+P233, P403+P235, P405, P501ECHA C&L Inventory
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- 400 ppm TWAOSHA 29 CFR 1910.1000
- ACGIH TLV
- 200 ppm TWA / 400 ppm STELAdjudicated
- NIOSH REL
- 400 ppm TWA / 500 ppm STELNIOSH Pocket Guide
- NIOSH IDLH
- 2000 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
- LD₅₀ Oral (rat)
- 4,700–5,840 mg/kg (isopropyl alcohol)Adjudicated
- LD₅₀ Dermal (rabbit)
- 12,800–16,400 mg/kg (isopropyl alcohol)Adjudicated
- LC₅₀ Inhalation (rat, 4 h)
- 72.6 mg/L (isopropyl alcohol vapor)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 Isopropyl Alcohol 50% USP 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 |
|---|---|---|---|---|
| 190764 | ACS Reagent | 99.5% | Unverified candidate | ACS Reagent ≥99.5% |
ThermoFisher
| SKU | グレード | Conc. | Match | Notes |
|---|---|---|---|---|
| A416-4 | ACS | 99.5% | Unverified candidate | Optima LC/MS grade equivalent |
Cross-references are informational. Confirm against the manufacturer's current specification before substitution. Competitor trademarks are property of their respective owners.
Applications
洗浄・脱脂用溶液；表面および設備の拭き取り；汎用混合溶剤Adjudicated
使用上の制限: 外用および表面用途にのみ使用すること。飲まないこと。引火性が極めて高い：熱および裸火から遠ざけること。
Storage & Handling
- Recommended Storage
- 着火源及び酸化剤から離れた、涼しく換気の良い可燃物保管場所で容器を密閉して保管すること。容器を接地・アースすること。Adjudicated
- Handling Precautions
- Use chemical-resistant gloves and splash goggles. Bond and ground during transfer to prevent static accumulation. Eliminate ignition sources within vapor envelope.Class-level guidance — not product-specific; the SDS controls.
- Incompatibilities
- 強酸化剤（過酸化物、硝酸、過塩素酸塩、次亜塩素酸塩）、強酸、酸無水物、ハロゲン、およびアルカリ金属（水素を発生する）。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)
UN1219, Isopropanol or isopropyl alcohol, 3, PG II
Sourced from 49 CFR 172.101. Confirm against shipping documents and carrier requirements before tender.
NMFC Class
70
Placard
Flammable Liquid
容器等級
PG II
Revision History
Last reviewed 2026-06-18 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.9 | 2026-10-14 | Canonical data updated: 2 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.8 | 2026-10-08 | Canonical data updated: 19 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.7 | 2026-10-05 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.6 | 2026-10-03 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.5 | 2026-09-30 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.4 | 2026-09-10 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.3 | 2026-08-05 | 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 | 2026-06-18 | Canonical data re-verified: 3 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.