www.chemicalbook.com

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Data di aggiornamento dell'analisi della pagina: 2026/01/26 03:25:12

Data dell'ultimo aggiornamento whois: 2026/01/26 03:24:08

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Pagato fino

24.12.2026

Disponibile da

23.01.2027

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59.59%

Punteggio raggiunto

146

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Informazioni principali

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Titolo: ChemicalBook

Descrizione: Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.

Parole chiave: sconosciuto

Codifica della pagina: utf-8

Dimensione file di pagina: 81 KB

Informazioni sul server

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IP: 45.61.226.35

Posizione: United States,US,,,37.751,-97.822,America/Chicago

Server HTTP: nginx

Codifica: utf-8

Offerto da: urlrewriter.net 2.0.0

Elenco dei meta tag

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name: viewport content: width=device-width,initial-scale=1.0
equiv: Content-Type content: text/html; charset=utf-8
name: baidu-site-verification content: rtBzHGQ0k7
name: keywords content: ChemicalBook focus on the Chemical industry users to provide the most valuable resources,you can use the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure searchable for chemical physical properties, safety data, Excellent china suppliers and their web addresses.
name: description content: Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.
property: og:title content: ChemicalBook
property: og:description content: Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.
property: og:image content: https://www.chemicalbook.com/logo.gif
property: og:url content: https://www.chemicalbook.com/
property: og:site_name content: ChemicalBook
property: og:type content: website

Collegamenti interni

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Collegamenti esterni

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Informazioni Whois

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domain_name: chemicalbook.com

update_date: 2025-04-23T02:03:41Z

update_time: 1745373821

creation_date: 2006-12-24T16:21:43Z

creation_time: 1166977303

expiration_date: 2026-12-24T16:21:43Z

Dati grezzi Whois

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            Domain Name: CHEMICALBOOK.COM
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Domain Status: active
Creation Date: 2006-12-24T16:21:43Z
Registry Expiry Date: 2026-12-24T16:21:43Z
Updated Date: 2025-04-23T02:03:41Z
Name Server: VIP3.ALIDNS.COM
Name Server: VIP4.ALIDNS.COM
REGISTRAR Contact: Alibaba Cloud Computing (Beijing) Co., Ltd.
>>> Last update of RDAP database: 2026-01-26T06:24:08Z

Robots.txt

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			User-agent: *
Sitemap: http://www.chemicalbook.com/sitemap.xml
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Controllo SEO

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SEO tecnica

✓

Codice di risposta

200

Stato 200 OK: la pagina viene caricata correttamente.

✓

Codifica dei caratteri

Page: utf-8, Header: utf-8

Codifica dei caratteri coerente tra HTML e intestazioni.

✓

Dimensioni della pagina

83385 bytes

Dimensioni della pagina accettabili per il caricamento rapido.

Risorse

52 total

Troppe risorse. Ottimizza e combina file per prestazioni migliori.

✓

Tag hreflang

3 hreflang tags

Tag hreflang trovati per SEO multilingue.

✓

Robots.txt

Exists

File robots.txt trovato.

✓

Sitemap

Declared in robots.txt

Mappa del sito dichiarata in robots.txt.

✓

HTTPS

Yes

Connessione HTTPS protetta abilitata.

✓

Compressione

gzip

Compressione Gzip o Zstd abilitata per un caricamento più veloce.

✓

Memorizzazione nella cache

private

Intestazioni di controllo della cache impostate correttamente.

✓

Velocità della pagina

3.53 ms

Ottima velocità di caricamento.

SEO sulla pagina

Titolo

ChemicalBook

Titolo troppo corto. Espandi fino a 30-60 caratteri per una migliore SEO.

Meta descrizione

Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure. Lenght:363

Meta descrizione troppo lunga. Ridurre a 100-160 caratteri.

Intestazione H1

0 found - ""

Aggiungi esattamente un'intestazione H1 con parole chiave primarie.

Conteggio parole

344

Contenuto un po' breve. Espandi fino a oltre 500 parole per un SEO ottimale.

Etichetta canonica

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✓

Meta duplicata

[]

Nessun meta tag duplicato trovato.

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Parole chiave

Le meta parole chiave sono facoltative (non utilizzate dai principali motori di ricerca).

Contenuti e UX

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Lingua

zh-en

Attributo della lingua impostato correttamente.

Immagini

27 total, 1 missing ALT

Aggiungi testo ALT alle immagini per accessibilità e SEO.

✓

Visualizzazione

width=device-width,initial-scale=1.0

Meta tag Viewport impostato correttamente per i dispositivi mobili.

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Apri grafico

All OG tags present.

Sono presenti tutti i tag OpenGraph essenziali.

Dati strutturati

0 JSON-LD scripts

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Posizioni dentro Google

Cerca frasi - Google

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Posizione	Frase	Pagina	Frammento
1	желтая кислота	/chemicalproductprop...	КИСЛОТА ЖЕЛТАЯ 99 \| 10343-58-5 КИСЛОТА ЖЕЛТАЯ 99 · английское имяACID YELLOW 99 · CAS №10343-58-5 · CBNumberCB0122711 · ФормулаC16H11CrN4NaO9S · мольный вес510.33 · EINECS233-748-3 · номер ...
1	56 23 5	/chemicalproductprop...	Углерод четыреххлористый \| 56-23-5 Углерод четыреххлористый · английское имяCarbon tetrachloride · CAS №56-23-5 · CBNumberCB6177304 · ФормулаCCl4 · мольный вес153.82 · EINECS200-262-8 · номер MDL ...
1	67 56 2	/chemicalproductprop...	Метанол \| 67-56-1 Метанол
1	100 44 7	/chemicalproductprop...	Бензилхлорид \| 100-44-7 Бензилхлорид · английское имяBenzyl chloride · CAS №100-44-7 · CBNumberCB1852583 · ФормулаC7H7Cl · мольный вес126.58 · EINECS202-853-6 · номер MDLMFCD00000889 ...
2	формула вазелина	/chemicalproductprop...	ВАЗЕЛИН \| 8009-03-8 ВАЗЕЛИН
3	2 4 толуол	/chemicalproductprop...	2 - (4-толуол) бензойной кислоты \| 85-55-2 Температура плавления, 137-139 °C(lit.) Температура кипения, 342.97°C (rough estimate). плотность, 1.1783 (rough estimate).
3	78 18 2	/CASEN_78-18-2.htm	78-18-2 \| CAS DataBase Slightly toxic by parenteral route . A severe eye and skin irritant. When heated to decomposition it emits acrid smoke and irritating vapors. less more.
3	58 18 4	/chemicalproductprop...	Метилтестостерон \| 58-18-4 This drug has the androgenic and anabolic activities of testosterone. Although orally active, it is more effective when administered sublingually. The alkylated ...
3	55 56 1	/chemicalproductprop...	Хлоргексидин \| 55-56-1 Chlorhexidine is used primarily as a topical antiseptic/disinfectant in wound healing, at catheterization sites, in various dental applications and in surgical ...
4	х no	/chemicalproductprop...	H-НОУ-НОУ-ОН \| 3303-31-9 H-НОУ-НОУ-ОН · английское имяH-LEU-LEU-OH · CAS № 3303-31-9 · CBNumberCB7305607 · ФормулаC12H24N2O3 · мольный вес244.33 · EINECS221-976-6 · номер MDLMFCD00065185 · файл ...

Posizioni dentro Yandex

Cerca frasi - Yandex

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Posizione	Frase	Pagina	Frammento
12	n 3 элемент	/article/how-the-n3-...	How the N 3 -lewis structure is formed?_Chemicalbook The Lewis structure of N 3 - (azide ion) is composed of three nitrogen atoms (N)...

Servizi aggiuntivi

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www.chemicalbook.com