Industrial chemicals · Taylor, TXTechnical Data Sheet
Technical Data Sheet
Propylene Glycol USP Grade
USP Grade
- CAS番号
- 57-55-6
- 構造
構造・PubChem - グレード
- USP Grade
Last reviewed 2026-06-17 by Andre Taki, Chief Commercial Officer.
Identity & Composition
- 製品名
- Propylene Glycol USP Grade
- Alliance Code
- propylene-glycol-usp-grade
- グレード
- USP Grade
- 濃度
- —
- CAS番号
- 57-55-6PubChem
- 化学式
- C3H8O2PubChem
- 分子量
- 76.09PubChem
- 製品種別
- Pure substance
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (C3H8O2) | not less than 99.5 percent | 99.87 % | GC, thermal conductivity detector, 1-m x 4-mm column packed with 5% G16 on support S5, area normalization excluding air and water | Interpreted |
| Acidity | not more than 0.20 mL of 0.10 N sodium hydroxide is required | 0.06 | Titration of 10 mL with 0.10 N sodium hydroxide to phenolphthalein endpoint | Interpreted |
| Chloride | 0.007% | 0.000036 % | USP <221> | Interpreted |
| Color, Pt-Co | 10 APHA (maximum) | 5 | Platinum-cobalt (APHA) color scale | Interpreted |
| Heavy metals | 5 ppm | 0.64 ppm | Heavy metals (as Pb), sulfide colour comparison against lead standard | Interpreted |
| Identification A (Infrared Absorption) | Infrared Absorption 〈197F〉 on undried specimen | Passes test | USP <197F> | Interpreted |
| Iron | 0.50 weight ppm (maximum) | 0.060 ppm | — | Interpreted |
| Limit of Diethylene Glycol | NMT 0.10% | 0.0027% | GC, flame ionization detector, 0.53-mm x 30-m fused-silica G43 column, 2,2,2-trichloroethanol internal standard | Interpreted |
| Limit of Ethylene Glycol | NMT 0.10% | 0.00045% | GC, flame ionization detector, 0.53-mm x 30-m fused-silica G43 column, 2,2,2-trichloroethanol internal standard | Interpreted |
| Odor | Pass | Passes test | Sensory (odor) evaluation | Interpreted |
| Residual solvents | Pass | Passes test | USP <467> | Interpreted |
| Residue on ignition | 0.0070 wt% max (3.5 mg from 50 g) | 0.00045 wt% | Ignition of 50 g, residue moistened with 0.5 mL sulfuric acid and ignited to constant weight | Interpreted |
| Sulfate | 0.006% | 0.00040 % | USP <221> | Interpreted |
| Suspended matter | Pass | Passes test | — | Interpreted |
| Water | not more than 0.2% | 0.044 % | USP <921> Method I (Karl Fischer) | Interpreted |
| Elemental impurities | Meets USP <232> / ICH Q3D oral limits | Passes test | USP <232> / <233>, ICP-MS | Interpreted |
| arsenic | 1 ppm max | 0.026 ppm | — | Interpreted |
| distillation dp | 189 deg C max | 188.0 °C | — | Interpreted |
| distillation ibp | 185 deg C min | 186.7 °C | — | Interpreted |
| dpg | 0.1 %m/m max | 0.036 %m/m | — | Interpreted |
| pb | 1 mg/kg max | 0.014 mg/kg | — | Interpreted |
| meg | 0.001 %m/m max | 0.00044 %m/m | — | Interpreted |
| oxidizing substances | 0.2 ml max | 0.03 | — | Interpreted |
| po | 0.001 %m/m max | 0.00030 %m/m | — | Interpreted |
| tpg | 0.03 %m/m max | 0.0056 %m/m | — | 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 Grade | — | — | current | current |
| — | 60% | — | propylene-glycol-60-inhibited | View TDS → |
| Technical | 60% | — | propylene-glycol-60-technical-grade | View TDS → |
| USP | 60% | — | propylene-glycol-60-usp-grade | View TDS → |
| USP Grade | 50% | — | 50-propylene-glycol-usp-grade | View TDS → |
| Technical Grade | 40% | — | 40-propylene-glycol-technical-grade | View TDS → |
| USP Grade | 40% | — | 40-propylene-glycol-usp-grade | View TDS → |
| — | 20% | — | propylene-glycol-20-inhibited | View TDS → |
| Technical | 20% | — | propylene-glycol-20-technical-grade | View TDS → |
| USP | 20% | — | propylene-glycol-20-usp-grade | View TDS → |
| Technical Grade | — | — | propylene-glycol-technical-grade | View TDS → |
各グレードの代表的な含量は、直近ロットの平均値です。代替品として使用する前に、そのグレードがお客様の仕様を満たしていることをご確認ください。
物理的及び化学的性質
| Property | 値 | Source |
|---|---|---|
| 外観 | Transparent, mobile, colorless glycol liquid | Adjudicated |
| 形状 | Liquid | Published reference |
| 臭い | Odorless to mild | Adjudicated |
| 比重 | 1.038 at 20/20 °C (water = 1) | Adjudicated |
| 密度 | 1.0363 g/cm³ at 20 °C | Adjudicated |
| 沸点 | 184–188 °C (363–370 °F) | Adjudicated |
| 融点 | About -60 °C (-76 °F); supercools to a glass rather than crystallizing | Adjudicated |
| 引火点 | 103–107 °C (217–225 °F), closed cup | Adjudicated |
| 蒸気圧 | About 0.1–0.2 mmHg (20–30 Pa) at 25 °C | Adjudicated |
| Solubility (water) | Completely miscible with water | Adjudicated |
| Refractive Index (nD 20) | 1.4310 - 1.4330 | Interpreted |
| 粘度 | 43–49 mPa·s at 25 °C | Adjudicated |
Regulatory & Transport
DOT / 49 CFR
- 国連番号
- 非該当Adjudicated
- 危険有害性クラス
- 非該当Adjudicated
- 容器等級
- 非該当Adjudicated
- 正式輸送品名
- 非該当Adjudicated
GHS / OSHA HCS 2024
- 注意喚起語
- 非該当Adjudicated
- H-Codes (Hazard Statements)
- 該当しないECHA C&L Inventory
- P-Codes (Precautionary Statements)
- 該当しないECHA C&L Inventory
許容濃度
- OSHA PEL (29 CFR 1910.1000)
- —no canonical
- ACGIH TLV
- 10 mg/m³ TWA (aerosol)Adjudicated
- NIOSH REL
- —no canonical
- NIOSH IDLH
- —no canonical
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)
- > 20,000 mg/kg (rat)Adjudicated
- LD₅₀ Dermal (rabbit)
- 20,800 mg/kgAdjudicated
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 Propylene Glycol USP Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Applications
USPグレード：医薬品、食品、化粧品およびパーソナルケア製品処方における湿潤剤、溶剤およびキャリアー；低毒性熱媒体。Adjudicated
使用上の制限: USPグレード：適用される規制（21 CFR 184.1666）で許容される範囲内で、医薬品、食品および化粧品に使用。
Storage & Handling
- Recommended Storage
- 酸化剤から離した冷涼で乾燥した場所に密閉して保管すること（吸湿性）。ステンレス鋼、炭素鋼、ポリエチレンまたはポリプロピレン製の容器。Adjudicated
- Handling Precautions
- 耐薬品性手袋および飛沫防護ゴーグルを着用してください。高温の表面や高温のプロセス機器との接触を避けてください。インヒビターは使用中に消耗します。やみくもに補充せず、監視してください。Class-level guidance — not product-specific; the SDS controls.
- Incompatibilities
- 強酸化剤、強酸、強塩基。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)
Not regulated for transport.
Confirm against shipping documents and carrier requirements before tender.
NMFC Class
55
Revision History
Last reviewed 2026-06-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.4 | 2026-10-20 | Canonical data updated: 2 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.3 | 2026-10-07 | Canonical data updated: 19 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.2 | 2026-09-30 | Canonical data updated: 4 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-06-17 | 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.