Our developer is produced by diluting our 25% TMAH to 2.38% with ultra-pure water. This product is actually commissioned by Tokyo Ohka Kogyo Co., Ltd. (TOK), using TOK’s specially formulated emulsifier.

Semiconductor developers

Positive photoresist developer used in semiconductor industry’s photolithography.

OEM products

Can be customized according to customers’ cleanliness requirements for lithography. Please contact our sales staff for detail.