Polytetrahydrofuran CAS 25190-06-1 PTMG

Polytetrahydrofuran is a white waxy solid that is readily soluble in alcohols, esters, ketones, aromatics and chlorinated hydrocarbons, but insoluble in aliphatic hydrocarbons and water. It will turn into a transparent liquid when the temperature exceeds room temperature.

Availability:



Inquire

Model:
25190-06-1
Brand:
futurechemical
Code:
25190-06-1

Product Description

Poly(tetrahydrofuran) Basic information
Product Name:	Poly(tetrahydrofuran)
CAS:	25190-06-1
MF:	(C4H8O)nH2O
MW:	305.43
EINECS:	607-637-9
Mol File:	25190-06-1.mol
Poly(tetrahydrofuran) Chemical Properties
Melting point	33-36 °C
Boiling point	>204
density	1 g/mL at 25 °C
vapor pressure	<0.01 mm Hg ( 25 °C)
refractive index	n20/D 1.465
Fp	>230 °F
storage temp.	Store below +30°C.
solubility	<10g/l
form	Fused mass
Specific Gravity	0.961
PH	7 (H2O, 20℃)Aqueous solution
Water Solubility	<10g/L
Surface tension	31.9mN/m at 20°C
EPA Substance Registry System	Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy- (25190-06-1)

Polytetrahydrofuran 25190-06-1 PTMG (C4H8O)nH2O Production of spandex and polyurethane elastomers

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.