MSDS: https://www.freestylephoto.biz/pdf/m...rter_1_Qt..pdf

Ingredients:

3. Composition/information on ingredients
Weight % Components - (CAS-No.)
10 - 15 Potassium carbonate (584-08-7)
1 - 5 Pentetic acid, pentasodium salt (140-01-2)
1 - 5 Sodium sulphite (7757-83-7)
1 - 5 Sodium bromide (7647-15-6)

pH: 9.5

At first investigative blush it would seem to me that w/o the Starter, one has a crippled Flexicolor that might display unwanted properties.