There are 21 suppliers：
Aera: China(Mainland)
Contact: Yang
Phone: 0086-021-52280163
Email: sales@echemcloud.com
Website: http://www.echemcloud.com
Product Name: protocatechuic acid
Updated Date: 2024-07-15 12:38:03
Price: Inquiry/
Aera: China(Mainland)
Contact: Xueping-Zheng
Phone: 18788556290
Email: 1477035482@qq.com
Website: http://www.biobiopha.com
Product Name: protocatechuic acid
Updated Date: 2025-08-22 05:40:36
Price: ￥Inquiry/5mg
Aera: China(Mainland)
Contact: Liu jia
Phone: 18116092098
Email: 2130147988@qq.com
Website: http://www.acmec-e.com/
Product Name: protocatechuic acid
Updated Date: 2025-08-27 19:42:25
Price: ￥88.0/20mg
Aera: China(Mainland)
Contact: Tony Cao
Phone: 13564518121
Email: sales@dcchemicals.com
Website: http://www.dcchemicals.com
Product Name: 3,4-Dihydroxybenzoic acid
Updated Date: 2025-08-23 03:19:32
Price: $280.0/20mg
Aera: China(Mainland)
Contact: Anson
Phone: 15981968109
Email: info@tianfuchem.com
Website: http://www.tianfuchem.com
Product Name: 3,4-dihydroxybenzoic acid
Updated Date: 2025-08-26 19:29:39
Price: $Inquiry/1kg
Aera: China(Mainland)
Contact: Wang Jie
Phone: 13380886747
Email: 3096638339@qq.com
Product Name: protocatechuic acid
Updated Date: 2025-09-01 14:43:46
Price: ￥Inquiry/25kg
Aera: China(Mainland)
Contact: Ms.He
Phone: 15921386130 021-61559134
Email: 3285254746@qq.com
Website: http://www.shyuanye.com
Product Name: protocatechuic acid
Updated Date: 2024-03-17 19:45:06
Price: ￥60.0/5g
Aera: China(Mainland)
Contact: Zong Jianfeng
Phone: +86-18621366311
Email: zongjf@sina.com
Website: http://www.bozera.com
Product Name: protocatechuic acid
Updated Date: 2024-02-07 18:02:20
Price: ￥800.0/1kg
Aera: China(Mainland)
Contact: Zhang Qian
Phone: 13255688112
Email: 2531226634@qq.com
Product Name: protocatechuic acid
Updated Date: 2023-05-06 11:00:09
Price: ￥Inquiry/1kg
Aera: China(Mainland)
Contact: Bree
Phone: 15528171243
Email: chenrongpharma@126.com
Website: http://www.chenrong-pharma.com/
Product Name: protocatechuic acid
Updated Date: 2025-08-27 21:04:55
Price: ￥650.0/1kg
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