All Properties Testing Climate 50% RH & 23°C(as per TAPPI T 402 sp-98), All properties are according to Khanna Paper Mill Ltd. Unit-Amritsar Measurements, Tolerances are based upon 2 sigma level of random samples...
GSM stands for grammes per square meter and it refers to the quality of the paper. Standard copy paper is normally 70 to 80gsm, good quality notebooks usually have paper 80 to 90gsm and high quality writing paper is normally 90gsm and above....