尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

China Pyrogallic acid - China Supplier
China Pyrogallic acid - China Supplier China Pyrogallic acid - China Supplier

Pyrogallic acid

Price:Negotiable
Industry Category: Chemicals/Chemical Intermediates/Intermediate Compounds
Product Category:
Brand: 赤誠(chéng)生物
Spec:


Contact Info
  • Add:宜昌市五峰土家族自治縣漁洋關(guān)鎮(zhèn)天池路8號(hào), Zip: 443413
  • Contact: 張先生
  • Tel:0717-5757168
  • Email:wfcchem@126.com

Other Products

Description
Additional Information

Synonyms: Pyrogallic acid, 1,2,3-Trihydroxybenzene
Chemical Name: 1,2,3- Trihydroxybenzene
Molecular Formula: C6H3(OH) 3
Molecular Weight: 126.11
Structural Formula:

Appearance: This product is a white, lustrous crystalline powder, soluble in 2 parts water and 1 part ethanol.
Uses: Widely used in chemical reagents and chemical industry, pharmaceutical intermediates. This product is used for the analytical determination of oxygen, antimony, bismuth, cerium, iron, molybdenum, tantalum, niobium, etc. It is extensively applied in fine chemicals, new photosensitive materials, food preservation, textile dyeing, light industry and daily chemicals, color printing and plate making, microelectronics industry, rare metal analysis, gas analysis, photographic development, and other industries, with broad market prospects.
Storage: Store in a light-proof, sealed container.
Packaging: The product is packaged in cardboard drums, with a net weight of 25 kg per drum.

Quality Specifications

Industrial Grade

AR Grade (Reagent Grade)

CP Grade (Chemically Pure)

Appearance

White powder

White powder

White powder

Content %

≥99.00

≥99.80

≥99.50

Water Solubility

Clear and transparent

Clear and transparent

Clear and transparent

Melting Point ℃

131-135℃

132-135℃

132-135℃

Residue on Ignition %

≤0.1

≤0.01

≤0.025

Chloride %

----

≤0.001

≤0.001

Sulfate %

----

≤0.005

≤0.005

Heavy Metals ppm

≤5.0

≤5.極簡(jiǎn)模式: 0

≤5.0

Production Scale

100T/Y

50T/Y

50T/Y

Packaging

Cardboard drum, 25kg/drum

Cardboard drum, 25kg/drum

Cardboard drum, 25kg/drum

Industry Category Chemicals/Chemical Intermediates/Intermediate Compounds
Product Category
Brand: 赤誠(chéng)生物
Spec:
Stock:
Origin: China / Hubei / Yichangshi
About Toocle.com - Partner Programme - Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營(yíng)性-2023-0192
ChatGlobal Chat Now 楚雄市| 赣州市| 天气| 绥芬河市| 潼南县| 永仁县| 寿光市| 顺义区| 萨嘎县| 霍山县| 贵州省| 汾阳市| 报价| 虞城县| 山阴县| 名山县| 上饶县| 通江县| 晋宁县| 镇宁| 巴林右旗| 宜章县| 那坡县| 湛江市| 南乐县| 长垣县| 平邑县| 贵溪市| 郯城县| 长丰县| 平阳县| 靖远县| 宜良县| 定陶县| 新民市| 顺义区| 凌海市| 木兰县| 靖边县| 芜湖县| 蒲城县|