echemi.com

Informations principales

ℹ️

Titre: Online B2B Platform to Buy and Sell Chemical Products

Description: ECHEMI is a global chemical industry B2B website. You can find leading manufacturing companies, top suppliers & quality chemical products here. We help you complete chemical business in the world.

Mots-clés: chemical buying websites, chemical information services, echemi

Encodage des pages: utf-8

Taille du fichier de page: 207 KB

Informations sur le serveur

🖥️

IP: 8.218.36.129

Emplacement: Hong Kong,HK,Hong Kong,,22.2842,114.1759,Asia/Hong_Kong

Codage: utf-8

Informations Whois

📄

domain_name: echemi.com

update_date: 2025-03-31T04:35:02Z

update_time: 1743395702

creation_date: 2008-07-07T04:20:13Z

creation_time: 1215404413

expiration_date: 2030-07-07T04:20:13Z

Données brutes Whois

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            Domain Name: ECHEMI.COM
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Domain Status: active
Creation Date: 2008-07-07T04:20:13Z
Registry Expiry Date: 2030-07-07T04:20:13Z
Updated Date: 2025-03-31T04:35:02Z
Name Server: VIP3.ALIDNS.COM
Name Server: VIP4.ALIDNS.COM
REGISTRAR Contact: Alibaba Cloud Computing (Beijing) Co., Ltd.
>>> Last update of RDAP database: 2026-03-15T04:37:11Z

Robots.txt

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			User-agent: *
Disallow: /exhibition.html$
Disallow: /mall.html$
Disallow: /newslist.html$
Disallow: /searchGoods/$
Disallow: /searchGoods.html?keywords=*
Disallow: /searchSuppliers.html?keywords=*
Disallow: /searchInquiry.html?keywords=*
Disallow: /external-link.html?target=*
Disallow: /cmsShow/cmsShow.html?cms=*
Disallow: /front/
Disallow: /frontV2/
Disallow: /products/productDetail.html?productId=*
Disallow: /products/-*-.html$
Disallow: /produce/-.html$
Disallow: /inquiry-detail/
Disallow: /community/getAjaxSearchCommunityArticleList.do$
Disallow: /searchProducts.html?keywords=*
Disallow: /u/
Disallow: /*/1000$
Disallow: /market-insights-list.html?keywords=*
Disallow: /market-price-list.html?keywords=*
Disallow: /video/*.html?t=*
Disallow: /searchGoods/ajaxGetGoodsListFilterBox.do
Disallow: /getUserProfileInfo.do
Disallow: /produce/ajaxGetSharePage.do
Disallow: /produce/ajaxGetLatestPricePage.do
Disallow: /common/getLoginCustomerInfo.do
Disallow: /cms/ajaxGetCmsVote.do
Disallow: /category/ajaxGetInterestedProduceList.do
Disallow: /produce/ajaxGetInquiryPage.do
Disallow: /category/ajaxGetInquiryPage.do
Disallow: /searchGoods/ajaxGetProduceAdList.do
Disallow: /cms/ajaxGetInquiryPage.do
Disallow: /searchGoods/ajaxGetProduceTopAd.do
Disallow: /anti-climbing-verify.html
Disallow: /reportFingerprint.do
Disallow: /reportBehavior.do


User-Agent: almaden
Disallow: /
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User-agent: Amazonbot
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User-agent: DataForSeoBot
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Sitemap: https://www.echemi.com/sitemap.xml

Audit SEO

🔍

Référencement technique

✓

Code de réponse

HTTP/2 200

Statut 200 OK - la page se charge correctement.

✓

Codage des caractères

Page: utf-8, Header: utf-8

Codage des caractères cohérent entre le HTML et les en-têtes.

✓

Taille des pages

212953 bytes

Taille de page acceptable pour un chargement rapide.

✓

Ressources

0 total

Nombre optimal de ressources.

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Hreflang balises

hreflang tags

Ajoutez des balises hreflang si vous avez du contenu multilingue.

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Robots.txt

Exists

Fichier Robots.txt trouvé.

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Sitemap

Declared in robots.txt

Plan du site déclaré dans robots.txt.

✓

HTTPS

Yes

Connexion HTTPS sécurisée activée.

✓

Compression

gzip

Compression Gzip ou Zstd activée pour un chargement plus rapide.

✓

Mise en cache

no-cache, no-cache="Set-Cookie"

Les en-têtes de contrôle du cache sont correctement définis.

✓

Vitesse des pages

2.49 ms

Excellente vitesse de chargement.

Référencement sur la page

✓

Titre

Online B2B Platform to Buy and Sell Chemical Products

Bonne longueur de titre (30 à 60 caractères).

!

Méta-description

ECHEMI is a global chemical industry B2B website. You can find leading manufacturing companies, top suppliers & quality chemical products here. We help you complete chemical business in the world. Lenght:200

Méta description trop longue. Réduisez à 100-160 caractères.

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Titre H1

0 found - ""

Ajoutez exactement un titre H1 avec des mots-clés principaux.

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Nombre de mots

Contenu très court. Visez au moins 500 mots pour un meilleur référencement.

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Balise canonique

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✓

Méta en double

[]

Aucune balise méta en double trouvée.

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Mots-clés

chemical buying websites, chemical information services, echemi

Ensemble de méta-mots-clés (remarque : non utilisé par les principaux moteurs de recherche).

Contenu et UX

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Langue

Ajoutez l'attribut lang à la balise pour l'accessibilité et le référencement.

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Images

0 total, 0 missing ALT

Toutes les images ont un texte ALT approprié.

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Fenêtre

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Ouvrir le graphique

Missing: og:title, og:description, og:image, og:url

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Données structurées

JSON-LD scripts

Ajoutez des données structurées (JSON-LD) pour des extraits enrichis et un meilleur référencement.

Expressions de recherche - Google

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Position	Phrase	Page	Fragment
5	u mg	/community/what-does...	What does U / MG and MU / MG mean?How to convert? M ... U is defined as 1 unit Unit, the active unit of enzymes, such as the 2nd floor, MU should be the relationship between millions, 1000 times!
14	ch3 ch c ch3 2	/community/what-woul...	What would the IUPAC name of ch3-ch=c(ch3) The IUPAC name of ch3-ch=c(ch3)-c(ch3) 2-ch3 ? The equal sign is the double bond and the dash is the single bond.
14	ch4 o2 co2 h2o	/community/why-does-...	Why does CH4 + O2 = CO2 + H2O? Why did the oxygen go ... The balanced equation is: CH4 + 2O2 → CO2 +2H2O . In the burning process, the CH bonds are broken, the O=O bonds are broken, and new C=O bonds (in CO2) and new
15	nh3 h2so4	/community/what-happ...	What happens when NH3 is reacted with H2SO4? Ammonia (NH3) is a weak base, and sulfuric acid (H2SO4) is a strong acid , so their reaction will be an acid base reaction. The product of all acid base ...
18	sicl4 h2o	/community/how-do-yo...	How do you balance SICL4, H2O, H4SO4, and HCL? Home > Community > How do you balance SICL4, H2O, H4SO4, and HCL ? + Chemical reactions. + Water. + Acids. + Chemistry. + Organic chemistry. + Hydrochloric acid.
19	ch3 3 ch2 ch ch3 2	/community/what-is-t...	What is the IUPAC name of HO-CH2-CH2-CH(CH3)2? 3 - methyl,butan-1-ol · If you meant to write ( CH3 ) 2 -CH- CH2 - CH =CH- CH3 , the name of the compound is 5-Methylhex- 2 -ene · 2 -oxo- 3 , 3 -dimethylbutanoic acid · Isopentan- ...
22	ag oh	/cms/1788129.html	Does Silver Hydroxide exist? 2 апр. 2024 г. — Yes, AgOH does exist but it is a highly thermally unstable compound that tends to decompose into silver oxide (Ag 2 O) and water (H 2 O) when it is exposed to ...
24	c2h5 ch ch c2h5 2	/community/how-do-yo...	How do you name ch3-ch(ch3) ch2-ch (ch3)-ch (c2h5)-ch3? Whether you start counting from the right or left, the carbon atom with the ethyl substituent ( C2H5 ) is always #4. The carbon atom with the methyl substituent ( ...
25	ag nh 3 2	/community/what-is-t...	What is the oxidation number of Ag and NH3 in Ag(NH3) 2? Nh3 always remain in a neutral state because 'N' has 3 lone pair means - 3 and 'H3' has +3 charge so, +3 and - 3 cancel the effect of each other so the oxidation ...
28	ион кислорода 2	/community/whats-the...	Whats the MOT diagram of O2 +2 ion? Whats the MOT diagram of O2 + 2 ion? 12. In O2 2 +, there is 14 electrons. So, it's MOT is comparable to N 2 ...

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Informations principales

Informations sur le serveur

Informations Whois

Données brutes Whois

Robots.txt

Audit SEO

Référencement technique

Référencement sur la page

Contenu et UX

Postes dans Google

Expressions de recherche - Google

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