@terry9 The Type of solution referred to in the post prior to yours resembles the type of Solution I had been using for many many years.
The ratios to create mixture as shown in the PAVCR has produced a solution that has been able to decontaminate my LP's of all crud seemingly left as a unwanted residual from previous cleaning solutions and practices.
The PAVCR maunual cleaning methods supplies a Cleanliness never before achieved by using any ratio for a mixture produced from IPA - Distilled Water - Non Perfumed Detergent mixtures.
The Author Neil Antin has been extremely kind in their offerings to help preserve Vinyl, which a large of Albums has sentimental value resulting from very long term ownership.