一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
+1 (818) 612-2111
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Chemical Reagents>Organic reagents>Alkanes>n-heptane
n-heptane
  • n-heptane

n-heptane NEW

Price $1600
Package 1ton
Min. Order: 5ton
Supply Ability: 5000ton
Update Time: 2023-12-20

Product Details

Product Name: n-heptane CAS No.: 142-82-5
Min. Order: 5ton Purity: 99%
Supply Ability: 5000ton Release date: 2023/12/20


Used as analytical reagent, gasoline engine knock test standard, chromatographic analysis reference substance, solvent.

It can be used as extraction solvent for animal and vegetable oils and quick-drying rubber adhesive. Solvent for rubber industry. It is also used as cleaning solvent in paint, varnish, quick-drying ink and printing industry.


Article illustrationArticle illustration

Dongdu Biology is a company that develops and sells high-end chemicals. Our company aims to provide all-round and professional technical solutions and products and services for domestic and foreign customers in line with the principle that professionals do professional things; The company has its own independent research and development team, perfect experimental facilities and advanced testing instruments, and at the same time, it is equipped with complete production equipment for product extraction, separation, synthesis, fermentation and strict quality control system to ensure the stability of product quality from all aspects.


The company has 10, 000-level and 100, 000-level purification workshop that meet GMP standards, and fully automatic production equipment. The high quality and reasonable cost of our products have won warm welcome from many customers. From material procurement, production process to product testing, we have established a strict quality standard inspection system. Every link from packaging, delivery, shipment to transportation has been inspected at different levels. Pursuing excellent quality is the core driving force of our development, and serving customers wholeheartedly is our eternal purpose!


Division I provides customized packaging, customized production and other personalized customized services, and supports various modes of transportation such as land, sea and air, and strives to bring customers a quality cooperation experience. Our products are popular in North and South America, Europe and Southeast Asia. We look forward to cooperating with new and old customers.

Q1: Can I get some samples?
A: Yes, we can supply free sample , but the shipping cost be paid by customers.

Q2: How to start orders or make payments?
A : PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union 

Q3: What's your MOQ?
A : Our MOQ is 1ton. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

 
Q4: How about delivery leadtime?
A : Different quantity product need different time.  usually About 10-15 days after payment confirmed.(Chinese holiday not included)

 
Q5: Is there a discount?
A : Different quantity has different discount.



Company Profile Introduction

-

You may like

Recommended supplier

Product name Price   Suppliers Update time
VIP1Y
Boxuan Chemical (Shandong) Co., Ltd.
2026-07-17
$2027.00
VIP5Y
Hebei Dangtong Import and export Co LTD
2026-07-01
$10.70
VIP6Y
Hebei Chuanghai Biotechnology Co,.LTD
2026-05-28
$10.00
Hebei Chuanghai Biotechnology Co., Ltd
2026-03-20
Chongqing Soarwin Technology Co., Ltd
2025-08-20
$150.00
Hebei Mingeng Biotechnology Co., Ltd
2023-06-26
AS WATER CO., LTD.
2023-04-17
Shandong Promise New Material Co.,Ltd.
2022-11-24
$639.00
Otto Chemie Pvt. Ltd.
2022-05-23
$150.00
Shandong Yanshuo Chemical Co., Ltd.
2021-09-18
  • Since: 2015-09-24
  • Address: Room 1515, Shengjing Building, 380 Zhonghuanan Stree Shijiazhuang Hebei
INQUIRY
当涂县| 右玉县| 漳浦县| 安陆市| 宜宾市| 庆安县| 墨竹工卡县| 龙陵县| 德惠市| 奉化市| 监利县| 从江县| 麻江县| 桦南县| 岚皋县| 孝义市| 二连浩特市| 平阴县| 岳池县| 简阳市| 白水县| 巴林右旗| 昌平区| 新郑市| 读书| 青浦区| 蚌埠市| 虞城县| 郴州市| 衡阳市| 通山县| 六枝特区| SHOW| 和顺县| 琼结县| 临汾市| 峨山| 兴业县| 淄博市| 格尔木市| 祁东县|