Dalian, Liaoning, China Mon–Fri · 09:00–18:00 CST (UTC+8)
REACH & TSCA documentation sales-japan@toshinchemical.com

China-based supplier · EU & US ready

Semiconductor and pharma intermediates, documented.

Electronic-grade solvents, specialty gases and pharmaceutical building blocks from audited Chinese manufacturers — with REACH, TSCA, COA and SDS ready before the goods move.

Popular:
1,200+
Catalogue items
38
Countries served
48h
Average quote
Lot 26-1187 · released Electronic grade

Propylene glycol monomethyl ether acetate

CAS 108-65-6 · PGMEA · 200 L drum

Assay
≥ 99.95%
Water
≤ 120 ppm
Metals
< 10 ppb
Particles
≤ 25 /mL
COA SDS REACH Request a quote
Every lot ships with a full document pack
REACH-ready dossiers TSCA import statements ISO 9001 partner sites GMP-capable manufacturing DDP & CIF terms

Product categories

Two regulated industries, six product families.

From electronic-grade solvents to GMP-capable intermediates — one supplier, one specification, one set of documents.

Semiconductor solvents

PGMEA, NMP, IPA and EBR with ultra-low metals, water and particles.

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Wet-process chemicals

HF, hydrogen peroxide, TMAH and ammonium hydroxide for cleanroom use.

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Specialty gases

NF₃, SF₆, WF₆ and high-purity ammonia in cylinder or bulk.

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Pharma intermediates

Pyrimidines, imidazoles, piperazines and advanced intermediates.

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Building blocks & reagents

Boc₂O, DIPEA, EDCI, HOBt and coupling reagents from stock.

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Fine chemicals & solvents

200+ solvents and building blocks, from 25 kg drums to ISO tanks.

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Featured catalogue

In stock and ready to quote.

6 products View full catalogue

Swipe to view full specifications →

Product CAS Grade Purity Pack Lead time
Propylene glycol monomethyl ether acetateSolvent · Semiconductor 108-65-6 Electronic ≥ 99.95% 200 L drum 2–3 weeks Quote
N-Methyl-2-pyrrolidoneSolvent · Semiconductor 872-50-4 Electronic ≥ 99.9% 200 L drum 2–3 weeks Quote
Tetramethylammonium hydroxide, 25%Wet process · Semiconductor 75-59-2 Electronic 25.0 ± 0.5% 25 L 3–4 weeks Quote
Hydrofluoric acid, 49%Wet process · Semiconductor 7664-39-3 Electronic 49.0% 25 L 4–5 weeks Quote
Di-tert-butyl dicarbonateBuilding block · Pharma 24424-99-5 Pharma ≥ 99.0% 25 kg 2 weeks Quote
N,N-DiisopropylethylamineReagent · Pharma 7087-68-5 Pharma ≥ 99.5% 160 kg 2 weeks Quote

Need something not listed? We source against specification, not just catalogue.

Send a specification

Industries & applications

Built around how your plant buys.

Different specifications, different documents, different audit expectations. We keep them separate.

Semiconductor manufacturing

Wet cleaning, lithography and etching materials with metals, water and particle limits matched to your node.

  • Electronic-grade solvents
  • Wet-process chemicals
  • Precursors & specialty gases

Pharmaceutical & CDMO

Intermediates, building blocks and reagents with impurity profiles, DMF support and GMP-capable sites.

  • Advanced intermediates
  • Coupling reagents
  • Audit & regulatory packs

Distributors & compounders

Bulk solvents and building blocks from 25 L to ISO tanks, with private-label documentation.

  • Bulk & repackaging
  • Mixed-container loads
  • DDP / CIF programmes

Why Toshin

A trading company, by design.

We are the layer between dozens of Chinese manufacturers and your QA department: qualifying the sites, consolidating the order, owning the documents and standing behind the delivery.

Talk to our team
  • 01

    Documentation first

    REACH, TSCA, GHS SDS and lot-specific COA — prepared for your QA file, not sent on request.

  • 02

    Audited partners

    Qualified manufacturers with audit summaries available under NDA. No anonymous brokers.

  • 03

    Regulated freight

    UN packaging, DG declarations and Incoterms that match your customs broker’s expectations.

  • 04

    One accountable contact

    One contract, one specification, one person who answers when a lot needs to be traced.

1,200+
Catalogue items
38
Countries served
48h
Average quote time
99.4%
On-time delivery

Quality & compliance

The paperwork is part of the product.

A purity claim without a document is a rumour. Every shipment leaves with a lot-specific pack your QA and regulatory teams can file — and we coordinate importer-side requirements before the goods move.

REACHTSCAGHSISO 9001GMP
  • 01

    REACH dossiers

    Registration status, SVHC screening and Only Representative coordination.

  • 02

    TSCA statements

    Positive TSCA statements and HTS classification for US entry.

  • 03

    GHS safety data sheets

    English SDS to the current revision; other languages on request.

  • 04

    COA, lot by lot

    Assay, impurities, metals, water and particle data from the producing site.

  • 05

    GMP-capable partners

    Q7-style documentation, audit support and change control.

  • 06

    Change notification

    Written notice before any process, site or specification change.

Supply & logistics

Freight that clears customs, not just borders.

Dangerous goods, UN packaging and import formalities are in the quote, not a surprise on arrival.

25 L

HDPE jerrican

Corrosives and solvents in UN-certified packaging.

200 L

Steel drum

Class 3 / 8 liquids, UN 1A1, palletised.

1,000 L

IBC

Aqueous solutions and bases in returnable totes.

ISO

Tank & flexitank

Bulk solvent programmes against a rolling forecast.

Incoterms 2020 FOBCIFDAPDDP

Sea freight via Shanghai / Ningbo · Rotterdam 28–35 days · Houston 30–35 days

Resources

Notes from the regulatory front line.

All resources

Request a quote

Send a specification. We’ll send back a quote and a document pack.

CAS number, grade, volume and destination is enough to start. An NDA is available before you share anything sensitive.

Request a quote sales-japan@toshinchemical.com salesinjapanliu@163.com
  • Response within one business day
  • Samples before commitment
  • NDA on request